Stoichiometry practice 2 worksheet answers. Determine the mass of lithium hydroxide produced when 0.

Stoichiometry practice 2 worksheet answers 5 / 17. Inside This Must-Have Stoichiometry Worksheet Pack:4 High-Quality Worksheets:Unique Version A & B for diverse practice. 3 grams of Na2SO4. ˆŠH ½$év /éÆ9{¾ ýxR|A\ëüyE\k ª áºæé9Iàš mÙ[`ëZc>îÇú«ŒXï›È õžn ÎñwĘ/ mÃVHXw›þ@-‰=^F² ì Äñ²tã%;´¬DÁuö %ì „ì­©½Z UoR -모zí% ºß7 ÐyŠ é ’Ü ¥Ø†HÚ0@ ÷ ŒÛœ÷ B õ½£q_H™¢gGR6 5l\Bµ$÷å¢'K£÷¢ìõ̧÷âýÙ Ž’9 -ÉÞ‡D\÷¦-ÉÙ Mixed Stoichiometry Practice 2. . 25 g of Cl 2 is reacted with an unlimited supply of H 2? b. 1 - Answer Key Mar 24, 2011 · Stoichiometry Practice Worksheet Solve the following stoichiometry grams-grams problems: 1) Using the following equation: 2 NaOH + H 2 SO 4 2 H 2 O + Na 2 SO 4 How many grams of sodium sulfate will be formed if you start with 200 grams of sodium hydroxide and you have an excess of sulfuric acid? 2) Using the following equation: Pb(SO 4) 2 + 4 Practice Problems: Stoichiometry (Answer Key) Balance the following chemical reactions: a. 5 moles of hydrogen gas (H2) react with 1. If 15. 83 mol Fe 2 O 3 2 23. Write a balanced equation for this reaction. Calculate the percent yield of K2CrO4. Stoichiometry Practice Worksheet Solve the following stoichiometry grams-grams problems: 1) Using the following equation: 2 NaOH + H2SO → 2 H2O + Na2SO4 How many grams of sodium sulfate will be formed if you start with 200 grams of sodium hydroxide and you have an excess of sulfuric acid? Mar 13, 2023 · Avogadro's Number. C 4H 10 / H 2O 2. 28 × 10 23 molecules I 2. For each problem, the student is provided the balanced chemical equation and asked to calculate quantities such as moles, molarity, volumes, or masses of reactants and products using dimensional analysis. a. Conversion Worksheet Conversions / Density Problem Set pg. C 4H 10 / CO 2 e. Chemistry: Stoichiometry – Problem Sheet 2 Directions: Solve each of the following problems. 0 mL of 2. doc. 296 g Ca(OH) 2 1c. 2. In the combustion of 54. Al + Fe 2O 3 ® Al 2O 3 + Fe (needs balanced) How many grams of Fe can be produced when 10. 2a. 0g CO 2 54. Given the following equation: 2 C 4H 10 + 13 O 2---> 8 CO 2 + 10 H 2O, show what the following molar ratios should be. 02 x 10 moleculesI 1 mol Cl 1mol 71 g Cl Cl x 546 g Cl 10) 292 g Ag 1 mol Ag 108 g Ag 1 mol Cu 1 mol Ag 63. K Free essays, homework help, flashcards, research papers, book reports, term papers, history, science, politics Stoichiometry Practice Worksheet Solve the following stoichiometry grams-grams problems: 1) Using the following equation: 2 NaOH + H 2SO 4 2 H 2O + Na 2SO 4 How many grams of sodium sulfate will be formed if you start with 200 grams of sodium hydroxide and you have an excess of sulfuric acid? 2) Using the following equation: Pb(SO 4) 2 + 4 LiNO The Stoichiometry practice is a 4-page worksheet that allows students to feel confident in their ability to determine how much product can be produced from a given amount of reactant. The Mole and Molar Mass; Molar Calculations; Percent Composition and Empirical Formula Using the following equation to answer questions 8-11: 2 C 6 H 10 + 17 O 2 12 CO 2 KEY- Solutions for the Stoichiometry Practice Worksheet: Author: CSPILLNE Stoichiometry Calculation Practice Worksheet 1. How many liters of hydrogen will you make (at STP) if you react 2. weebly. Nov 15, 2024 · Understanding stoichiometry helps students predict the amounts of reactants needed and the products formed in a chemical reaction. 5 moles of oxygen gas (O2) to form water (H2O), how many moles of water will be produced? The balanced chemical equation is: 2H2 + O2 → 2H2O. N. 4 g of SO 2 and 3. 2 HCl + Zn --> ZnCl2 + H2 When you use 25 ml. 2: Reaction Stoichiometry 5. From 1. ___ CaCl 2 + ___ AgNO 3 ___ Ca(NO 3) 2 + ___ AgCl How many grams of silver chloride are produced when 45 g of calcium chloride react with excess silver nitrate? 116 g AgCl 1 mol AgCl 2 O 3 is used, how many kilograms of iron can be produced? The reaction is: Fe 2 O 3 + 3 C ---> 2 Fe + 3 CO 9. How many grams of Na 2SiO 3 can react with 0. Given the following equation: 2 KClO 3---> 2 KCl + 3 O 2 How many moles of O 2 can be produced by letting 12. We will 1) review the needed math skills, 2) provide a background and a reason for each step, 3) practice the three foundational skills of stoichiometry, 4) practice integrating those skills to solve complete multi-step problems, and 5) apply the skills to a few open problems. 3 moles of X reacts with 1. 0 mol Unformatted text preview: Unit 6: Balancing Equations and Simple Stoichiometry 6. How many grams of KCl is produced from 2. 0. 50 g of K and excess Cl 2? b. 00×10-2 M Cl 2 Experiment 2: 100. 11 g NaCl 3) 2. grams to grams, moles to moles, particles to particles). 78 g LiOH 2) 0. SCH4U Stoichiometry Mass Calculations Practice worksheet - Jan 23, 2025 · Percent Yield Stoichiometry 8. For example, in the equation 2H 2 + O 2 → 2H 2 O, the coefficients are 2 for H 2 and O 2, and 2 for H 2 O. H 2 SO 4 2+2KOH K 2 SO 4 + 2H 2 O; 1. 20 M H3PO4 is needed to react with 100 ml. Given the following reaction: (Unbalanced) C 3 H 8 + O 2 CO 2 + H 2 O 1) If you start with 14. 85g NaI 3. 00 g of Cl 2 and excess K? 3. 0 mol (NH 4) 2 SO 4 2. A mole of substance is that amount that contains as many elementary units (atoms, molecules, or formula units, depending on the nature of the substance) as there are atoms in exactly 12 grams of an isotopically pure sample of 12 C. Stoichiometry Practice Worksheet Balancing Equations and Simple Stoichiometry Balance the following equations: N2 +F2 → NF C6H10+_02 → __C0, +_HO 3) HBr + KHCO3 + H2O +_ KBr + 4) GaBry+ Na SO3 → Gaz(SO3)3 + 5) Sno+ NF, SnF2+_ N20 CO2 NaBr Solve the following stoichiometry grams-grams problems: 6) Using the following equation Explore printable stoichiometry worksheets for 11th Grade Stoichiometry worksheets for Grade 11 are an essential resource for teachers looking to enhance their students' understanding of this crucial aspect of Science and Chemistry. 4 ) How much of the excess reagent will be left over after the reaction is complete? Chemistry: Stoichiometry – Problem Sheet 2 Directions: Solve each of the following problems. 2 grams of copper produced. How many grams of silver chromate will precipitate when 150 . 11 g H 2 SO 4 5. 303 g H 2 4 4. 11. 0g of Al is reacted with an excess (unlimited) supply of Fe 2O 3? c. 5 mol H 2 SO 4 3b. Based on the following equation, how many moles of each product are produced when 5. O 2 Water is formed when 48 g of oxygen combine with 6 g of hydrogen. How many moles of HF are needed to react with 0. Subject: Chemistry. 293 mol (NH 4) 2 HPO 4 2 c. 0 M HCl to produce H2 gas, how many grams of zinc does it react with? What volume of H2 gas is produced at STP? 3. 40 x 1019 molecules CS 2 9. It is scaffold Jan 7, 2025 · Stoichiometry Practice Questions Here are some practice questions to help you improve your understanding of stoichiometry: * Question 1: If 2. 0 grams of C2H2Cl4? Solutions for the Stoichiometry Practice Worksheet: 1) 355. How many grams of CO 2 (in the photosynthesis reaction) are required for this amount of glucose? The photosynthetic reaction is: 6 CO 2 + 6 H 2 O ---> C 6 H 12 O Practice Problem 1: Ca(OH) 2 + 2 HCl 2 H 2 O + CaCl 2 a) How many moles of Ca(OH) 2 are required to react with 6. 0 mol ZnCO 3; 60. H3PO4 + 3 NaOH --> Na3PO4 + 3 H2O How much 0. Sodium chloride can be produced by the reaction of sodium and chlorine gas. 7 grams of aluminum combine with excess copper(II) sulfate with 3. Calculate the number of moles of NaOH that are needed to react with 500. Stoichiometry Calculation Practice Worksheet 1. 44 g of O 2 This collection of problem sets and problems focus on the use of a balanced chemical equation, the relationship expressed by the coefficients of such equations, and the molar mass values of reactants and products to relate the amount of reactants and products involved in a chemical reaction. 2101 g Fe 2 c. Show your work, including proper units, to earn full credit. How many grams of copper are produced? 5. HClO 3 1 mol of H atoms 1 mol of Cl atoms 3 mol of O atoms 5 mol of atoms c. Directions: Use stoichiometry to determine the unknown value. of 4. 800 g of HF? 2. H. 5 g Cu 1 mol Cu x g Ag 86 g CuO 11) 3 3 3 3 2 2 2 3 2 15. 50g C 4 H 6 1 mol C 4 H 6 8 mol CO 2 44. a) Fe + Ag+ à Ag + Fe+2 b) Al + Pb+2 à Pb + Al+3 ACTIVITY SERIES Complete the following single replacement reactions: 2. 2C 4 H 6 + 11O 2 → 8CO 2 + 6H 2 O 54. C 3 H 8 + O 2 CO 2 + H 2 How many moles of oxygen are necessary to react completely with 4. How many moles of I2 are produced? b. 21, K2CrO4 =194. 3 ) What is the limiting reagent in problem #2? Acetic acid. b. 5 %µµµµ 1 0 obj >>> endobj 2 0 obj > endobj 3 0 obj >/XObject >/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group Stoichiometry Worksheet #1 Answers 1. of 0. 46 g of antimony(III)oxide reacts with carbon of 12. Pb(CH 3COO) 2 + H Honors Chemistry Worksheet 3 Stoichiometry Practice Problems Name _____ Period _____ Date _____ Instructions: Balance the following chemical equations and then determine the missing information for %PDF-1. 0"4 QuestionsAll answers included; all of the work is shown also. e. Both calculations are shown below - the correct answer is given below. In your answer, explain how stoichiometry affects the kJ of energy Stoichiometry Practice Problems with answers; 0625 w16 ms 33 - chemistry; Worksheet-Articles of Confederation; 6a7fd6b69ef887daf32840 f41e9a403f; Related documents. The answer key has detailed answers for every problem that includes each step in finding the solution. docx from CHEM 16615 at Baconton Community Charter School. N 2 + 2O 2 → N 2 O 4 a. Be sure to show your work and put a correct unit on the answer. Stoichiometry follows the Law of Conservation of [Y\G‘Ss 2. First determine how much gallium hydroxide you would need with 145 g of sulfuric acid. 84, K2CO3=138. 5. Mg 3 (PO 4) 2 1. Download Introduction to Stoichiometry Worksheet with Answers and more Chemistry Exercises in PDF only on Docsity! Chapter 9: Stoichiometry Stoichiometry A. How many moles of aluminum oxide will be formed from 17 moles of aluminum reacting? b. 251 g Al 2b. Show all your work for credit. 5 tonnes Apr 15, 2021 · View Stoichiometry Mass Calculations practice worksheet- answer key (2). Mg(OH) 2 d. Silver nitrate reacts with barium chloride to form silver chloride and barium nitrate. 00 moles of KClO 3 react? 2. 0 moles of potassium chlorate Stoichiometry Worksheet Author: Rob Johannesson CuO (s) + H2 (g) à Cu (s) + H2O (g) a. c4h10 o2 o2 co2 o2 h2o c4h10 co2 STOICHIOMETRY WORKSHEET 1 (MASS-MASS) 1. 00 mL of 2. Each of the chemical equations must first be balanced. NH 4 NO 3 N 2 O + 2 H 2 O e. The problems cover topics such as determining moles of products from given moles of reactants, calculating grams of products from grams of reactants, identifying limiting reagents, and 08 - Nomenclature Worksheet; Gr. 0 g of H 2 SO 4 according to the following equation: H 2 SO 4 + 2 NaOH Na 2 SO 4 + 2 H 2 O ANS: 10. 45 M hydrochloric acid with excess zinc? Answers: 1a. If the amount of gallium hydroxide is Answers: 1. What mass of SO 3 is produced from the reaction 0. 9 moles of Zn(OH) 2 are reacted with H 3 PO 4? (You need to 2O (l) a. 0 g of H 2 SO 4 according to the following equation: H 2 SO 4 + 2 NaOH Na 2 SO 4 + 2 H 2 O 2. Al 2 O 3(s) → Al (s) + O 2(g) Work Area Chapter 9 More Stoichiometry Practice Worksheet 1. How many moles of O 2 can be produced by This is a comprehensive, end-of-chapter set of practice problems on stoichiometry that covers balancing chemical equations, mole-ratio calculations, limiting reactants, and percent yield concepts. 0 moles of propane (C 3 H 8)? 3. :Fj kÜ] Š„õ @´­ Ÿ¿. 00×10-2 M Br-is added to 50. 0 mL of 1. What are the identities of M and X? Problem #35: When 2. 107 g NH 4 Cl 1b. How many grams of NaF form when 0. Circle the final answer, giving units and the correct number of significant figures. 1. Given the following equation: 2 KClO 3---> 2 KCl + 3 O 2 a. 2) 313. 2 Al + Fe 2 O 3 → Al 2 O 3 + 2 Fe (needs balanced) How many grams of Fe can be produced when 10 of Al is reacted with an excess (unlimited) supply of Fe 2 O 3? Stoichiometry problems: Simple stoichiometry (one given, one wanted) Percent yield with simple stoichiometry Limiting reagent problems: Limiting reagents (two given reactants, one wanted product) Percent yield with limiting reagents: Chemical equations are: Balanced Unbalanced A mix of both balanced and unbalanced equations: Units to use Stoichiometry Practice Worksheet Balancing Equations and Simple Stoichiometry Use the following equation to answer questions 8-11: 2 C 6 H 10 + 17 O 2 12 CO 2 Name Date. pdf. Name _ Date _ Class _ Stoichiometry: Mole-Mole Problems 1. 0 moles of nitrogen? 2. 60 Detailed Exercises: Comprehensive coverage from chemical reaction balancing to intricate mole and mass calculations. 111 g Stoichiometry WorkSheet #1: Worked Solutions Answer the following questions on your own paper. 4 CH 3 NH 2 + 9 O 2 4 CO 2 + 10 H 2 O + 2 N 2 Answer to Stoichiometry Practice Worksheet Solve the following. CaCO3 + 2 HCl --> CaCl2 + H2O + CO2 Stoichiometry worksheet given the following equation: c4h10 13 o2 co2 10 h2o, show what the following molar ratios should be. N 2 + H 2 NH 3 How many moles of hydrogen are needed to completely react with 2. Relating the mass of the _! is_Dtoarchiomatny ‘ 1. 71 L of 0. 2-----> 8CO 2 + 10H 2O 4. Full Answer K Apr 19, 2021 · Download Worksheet Stoichiometry Practice Problems with Answer Key and more Exercises Chemistry in PDF only on Docsity! Honors Chemistry Extra Stoichiometry Problems 1. 4. 6 grams of LiNO3 Nov 16, 2024 · This page titled Stoichiometry (Worksheet) is shared under a CC BY-NC-SA 4. 2018 View stoichiometry- mole-mole problems worksheet - answer key. For this reaction: 4 NH 3 + 5 O 2 → 4 NO + 6 H 2 O a. Students are guided through three steps where they’re aware of what they’re given and what they are trying to find in each question. C C. Nov 15, 2020 · Stoichiometry exercises 503058 worksheets by Cristelgil288 . 63 x 10molecules I 1 mol I 6. Determine the mass of antimony produced when 11. 0 liters of 0. 0 license and was authored, remixed, and/or curated by Mark Draganjac via source content that was edited to the style and standards of the LibreTexts platform. 6. 116 g AgCl 5. 500 mol of HF reacts with excess Na 2SiO 3? c. Jan 24, 2025 · Chemistry document from Liberty University Online Academy, 2 pages, Carlie Stickland 1/24/2025 Name Date Gas Stoichiometry Practice Problems Directions: Calculate each of the following problems. 06: Stoichiometry Practice Worksheet This worksheet is worth 10 points. 10 M NaOH? 2. 74 L of 0. One of the most important ideas in chemistry is the mole concept. 2 grams b) If 18. Skills Worksheet Sample Problem Set Teacher Notes and Answers STOICHIOMETRY 1. If the reaction between Br-and Cl 2 always goes to completion, which of the following Mar 26, 2015 · Stoichiometry sheets: Stoichiometry I (dd-ch): I love the smell of stoichiometry in the morning! Stoichiometry Practice Worksheet: The most fun you can have with a calculator. 5 L of iodine gas (I 2) are produced at STP according to the following balanced equation: 2 KI (aq) + Cl2 (g) à 2 KCl (aq) + I2 (g) a. What is Stoichiometry? 🔍 \( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}} } \) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash {#1}}} \) 2 1 mol I 2 2 mol NaI 149. H 3 PO 4 +2NH 3 (NH 4) 2 HPO 4 b. Answer b. 4 FeCr2O4 + 8 K2CO3 + 7 O2 8 K2CrO4 + 2 Fe2O3 + 8 CO2 ( Molar mass: FeCr2O4 = 223. What is the percent yield? 7. 2 % 2 2 2 3171 g Ca(OH) 1 mol Ca(OH) 74 g Ca(OH) 1 mol CaO 1 mol Ca(OH) 56 g CaO 1 mol CaO x Ca(OH) 2400g CaO 100 65% 3171 g Ca(OH) 2060 g Ca(OH) 100 % Yield 2 theoretica l yield actual yield % Yield 2 2. 999 Answer to Stoichiometry Practice Worksheet Balancing Equations. In this article, we will discuss a stoichiometry worksheet with practice problems and an answer key to help reinforce these concepts. 8 moles of aluminum? 2. Use a SINGLE DIMENSIONAL ANALYSIS line method set ups for ALL conversions. A sample of 45. 1"All answers included; all of the work is shown also. Solution Stoichiometry Practice. Show all work. The student is given the necessary information such as volumes, molarities, and molecular weights to set up Gas Stoichiometry Worksheet 1 Name: Period: Gas Stoichiometry Worksheet . CaCl 2 b. 0 mol Stoichiometry Practice Worksheet Solve the following stoichiometry grams-grams problems: Using the following equation: 2 NaOH + H2S04 -+ 21-120 + Na2S04 How many grams of sodium sulfate will be formed if you start with 200 grams of sodium hydroxide and you have an excess of sulfuric acid? Using the following equation: + 4 LiN03 +2 Li2S04 Stoichiometry – Limiting Reagent Stoich Practice Name: Period: Seat#: Show work and include ALL units. 500 M silver nitrate are added Stoichiometry Practice Problems **Balance the following equations FIRST, then answer the questions: Mole-to-Mole: 1. 7 dmNH 1 mol NH 22. Review Practice Problems with Answer Key. 0g N 2 O 4 1 mol N 2 O 4 2 mol O 2 92. 4 moles of HCl? b) How many moles of HCl are required to produce 3. 20 mol Cl2. 11 chemisty - unit 5 gases; Unit 2 - Notes; 22 Solutions Stoichiometry Practice Problems with Answers. 300 mol of Na 2SiO 3? b. mL of 0 . → 2NH. 515. C 4H 10 / O 2 b. 0x10-3 moles of oxygen reacted, how many grams of N 2 were needed? 4. 0 g Ca(OH) Stoichiometry Worksheet #2 (mole-mass, mass-mole problems) 1. What mass of H 2SO Answer Key to "Practice - Stoichiometry: Mass to Mass Worksheet 2. Remember that molarity is just a conversion factor and can be used like any other conversion factor in dimensional analysis. Define and draw a diagram for an exothermic reaction and an endothermic reaction. 2 2018 Sci. Conversion Practice Test Intro. 9 Stoichiometry-2 Test Review Practice Problems with Answer Key Answers for a particular numbered problem should be in the same units as the information given (i. No. 38 grams of lithium Answers: 1) 0. O. 5 moles of H 2 O? c) How many moles of Ca(OH) 2 are required to produce 12 moles of H 2 O? Practice Problem 2: 2 C 2 H 2 + 5 O 2 4 CO 2 + 2 H 2 O a) How many moles of O 2 Chemistry: Stoichiometry – Problem Sheet 2 KEY 9) 2 24 2 2 23 2 2 2 2 4. H 2 + Cl 2 → 2 HCl (needs balanced) How many grams of HCl can be produced if 7 g of Cl 2 is reacted with an unlimited supply of H 2? b. For this reaction: ____Al + ____O 2 → ____Al 2 O 3 a. 2 O 3 3 O 2 d. Significant Figure Worksheet SigFig Practice Quiz Sci. 00×10-2 M Cl 2 Solutions of Br-, Cl 2, and Cl-are colorless, but a solution of Br 2 is red. 50g of butane (C 4 H 6), how many grams of CO 2 are produced? Write and balance the equation before solving. What mass of hydrogen peroxide (H 2O 2) 12. Dec 4, 2014 · The smaller of these two answers is correct, and the reagent that leads to this answer is the limited reagent. 0x10-3 mol O 2 1 mol N 2 28 Solve the following solutions Stoichiometry problems: 1. docx fileThechemteacher. O 2 / H 2O d. N2 + 3H2 → 2NH3 How This document contains 9 stoichiometry problems involving precipitation reactions. comThe Chemistry Teacher on YouTube Practice - Limiting Reactant Stoichiometry Worksheet 2. 00 mL of 1. 0 grams of glucose (C 6 H 12 O 6) per day. d2 = M1 M2; that is, the ratio of densities of two gases is equal to the ratio of their molar masses (at the same temperature and pressure). docx from SCIENCE SBI3U at Westview Centennial Secondary School. Calculate the mass of NH 3 that can be produced from the reaction of 125 g of NCl 3 according to the following equation: PRACTICE PACKET: Unit 7 Moles & Stoichiometry 4 www. 2 L of CO2 gas at STP contains how many moles 2 FePO 4 + 3 Na 2 SO 4 Fe 2 (SO 4) 3 + 2 Na 3 PO 4 a) If I perform this reaction with 25 grams of iron (III) phosphate and an excess of sodium sulfate, how many grams of iron (III) sulfate can I make? 17. Tailored Skill Levels: Beginner to Advanced. (2) What is the percentage by weight of methanol in the sample? Problem #34: A 3. What mass of zinc will react with 2. 8 g of C 3 H 8 and 3. 0158 mol of a gas, X 2, to form 4. Assume that 8. More Exciting Stoichiometry Problems: More fun for the whole chemist family. What mass of oxygen combines with 2 g of hydrogen? A 12 g B 16 g C 96 g D 144 g 3 Nitrogen and hydrogen react together to form ammonia. 2 KNO 3 2 KNO 2 + O 2 c. 5 M Ca(OH) 2 (aq) 3a. O 2 / CO 2 c. 45 g of O 2? according to the following equation: Sb 2O 3 + 3C -----> 2Sb + 3CO 5. Balancing and Stoichiometry: a. The amount of K2CrO4 obtained is 194 g. 9g NaI 253. For problems 5-7 make sure to show your work using the factor-label method (Please circle or highlight your answers). 3. 0g of N 2 O 4 was produced, how many moles of O 2 were required? 15. Calculate the mass of NH 3 that can be produced from the reaction of 125 g of NCl 3 according to the following equation: NCl 3 + 3 H 2 2. 4 dmNH 1 mol Ca(OH) 2mol 74 g Ca(OH) 1 Ca(OH) x L 26. a) Cu + H 2O à b) Cl 2 + NaI à ENERGY in CHEMICAL REACTIONS 3. Stoichiometry exercises worksheet LiveWorksheets LiveWorksheets transforms your traditional printable worksheets into self-correcting interactive exercises that the students can do online and send to the teacher. K KEY Chemistry: Stoichiometry – Problem Sheet 1 Directions: Solve each of the following problems. 2 Al + Fe 2 O 3 → Al 2 O 3 + 2 Fe (needs balanced) How many grams of Fe can be produced when 10 of Al is reacted with an excess (unlimited) supply of Fe 2 O 3? Stoichiometry problems: Simple stoichiometry (one given, one wanted) Percent yield with simple stoichiometry Limiting reagent problems: Limiting reagents (two given reactants, one wanted product) Percent yield with limiting reagents: Chemical equations are: Balanced Unbalanced A mix of both balanced and unbalanced equations: Units to use Skills Worksheet Sample Problem Set Teacher Notes and Answers STOICHIOMETRY 1. Fill in the table below Formula Moles of each atom Total moles of atoms Formula Moles of each atom Total moles of atoms a. 70 mol Na react with 3. 2 CO + O 2 2 CO 2 b. 82 M H 2 SO 4 (aq) 3c. 326 mol O 2 b. 25 M hydrochloric acid? c. Silver and nitric acid react according to the following balanced equation: May 28, 2020 · 5. 5 grams of iron (III) sulfate are actually made when I do this reaction, what is my percent yield? (18. H 2 + Cl 2 ® HCl (needs balanced) How many grams of HCl can be produced if 7. D C. What is the molar mass of Z? Question: Stoichiometry Practice Worksheet Balancing Equations and Simple Stoichiomotry Balance the following equations: 1) ⊥N2+3 F2→2NF3 2) −C0H10+…O2→−CO2+…H2O 3) ⊥HBr+⊥KHCO3→⊥H2O+⊥KBr+⊥CO2 4) 2GaBr3+3Na2SO3→⊥Ga2(SO3)3+6NaBr 5) 3SnO+2NF3→3SnF2+⊥N2O3 Salve the following stoichiometry grams-grams problems: 6 Apr 20, 2021 · Stoichiometry Worksheet 2 1. 169 g FeCr2O4, 298 g K2CO3 and an excess of O2 (g) are sealed in a reaction vessel and allowed to react at high temperature. 0g C 4 H 6 2 mol C 4 H 6 1 mol CO 2 = 178g Skills Worksheet Sample Problem Set Teacher Notes and Answers STOICHIOMETRY 1. C 6H 12O 6 (aq) 2 C 2H 5OH (aq) + 2 CO 2 (g) 2 → Br2 + 2Cl-Experiment 1: 100. 19 mol 2. a) What is the limiting reagent? b) How many moles of NaCl are produced? 2. 1: Practice Problems- Reaction Stoichiometry Expand/collapse global location 1. 90. If 4. How many moles of H2 react? b. 53 g MX. chempride. com LESSON 1: Moles and Molar Mass 1. 6 moles of Y, 71 grams of Z are produced. 2 SO 4 + 2 Ga(OH) 3 Ga 2 (SO 4) 3 + 6 H 2 O 2) From the equation in part 1, determine the mass of gallium sulfate that can be made with 145 grams of sulfuric acid and 320 grams of gallium hydroxide. 0 L of 0. When completely converted, 7 tonnes of nitrogen gives 8. Concepts Worksheet Classification of Matter Physical, Chemical, Nuclear Changes Unit 0: Introductory Concepts Study Guide Unit 0: Factor-Label Worksheet. Show your work, including proper units, to earn full credit. Directions: Use the gas laws we have learned to solve each of the following problems. The links to the corresponding topics are given below. Question Answer 1 Ammonium sulfate, an important fertilizer, can be prepared by the reaction of ammonia with sulfuric acid according to the equation: 2NH 3 (g) + H 2 SO 4 (l) (NH 4) 2 SO 4 (aq) Stoichiometry Level 1: Mass-to-Mass (Gram-to-Gram) (2 pages) includes three guided practice questions for teachers to evaluate if their students can solve each question correctly and independently. 2 + 3H. Suppose that 6. 19 g/mole ) 7) Ans: 66. comThe Chemistry Teacher on YouTube Jan 3, 2025 · These coefficients indicate the relative number of molecules of each substance involved in the reaction. 41 g sample of a metallic element, M, reacts completely with 0. 8g I 2 1 mol I 2 1 mol NaI = 6. How many moles of oxygen are produced when 3. Balancing Equations and Simple Stoichiometry: Just what it sounds like. Determine the mass of lithium hydroxide produced when 0. 63 x 10 24 molecules Chemistry: Stoichiometry – Problem Sheet 2 KEY 1) 116 g AgCl 1 mol AgCl Back from Vacation Moles Review Worksheet. How many moles of copper are produced? c. In the following reaction, 8. What is the percent yield for carbon dioxide? 2 C 2 H 6 + 7 O 2 → 4 CO 2 + 6 H 2 O 9. The average human requires 120. Given the following equation: 2 K + Cl 2---> 2 KCl a. 970 kg NH 3 2 6. 0g N 2 O 4 1 mol N 2 O 4 = 0. 0 grams of ethane are burned, and 11 grams of CO 2 are collected. Some underwater welding is done via the thermite reaction, in which rust (Fe 2 O 3) reacts with aluminum to produce iron and aluminum oxide (Al 2 Answer Key to "Practice - "Limiting Reactant Worksheet 2. How many moles of oxygen are needed to react with 23. 2. This document is a stoichiometry worksheet containing 10 chemistry problems involving mole-mole calculations, determining limiting reagents, and calculating theoretical and percent yields in chemical reactions. 2) x 100% = 108% 7) When chlorine is added to acetylene, 1,1,2,2-tetrachloroethane is formed: 2Cl2(g)+C2H2(g) ( C2H2Cl4(l) How many liters of chlorine will be needed to make 75. These coefficients are essential in stoichiometry calculations because they allow us to relate the amounts of reactants and products.