D Question 3Potassium chlorate decomposes upon slightheating in the presence of a catalyst accordingto the reaction below:2 KCIO3 (s) KCI(s) +302(g)In a certain experiment, 56.974 g KCIO 3 isheated until it compietely decomposes. What isthe theoretical yield of oxygen gas?D Question 4Potassium chlorate decomposes upon slightheating in the presence of a catalyst accordingto the reaction below:2 KCIO3 (s) → KCI (s) + 302(g)In a second experiment, 205.539 g KCIO, isheated until it completely decomposes. TheOKygen gas is collected and its mass is found tobe 10.08 g. What is the percent yield for thereaction?

Percentage yield = actual yield/theoretical yield × 100

Answered: Question 3 Potassium chlorate…

Question 3 Potassium chlorate decomposes upon slight heating in the presence of a catalyst according to the reaction below: 2 KCIO3 (s) + KCI(s) +302(g)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

PRACTICE ANOTHER C4H10 + O2 → CO2 + H2O (unbalanced)What mass of CO2 is produced in the complete combustion of 78.8 g of butane, C4H10, to CO2 and H2O? gWhat mass of oxygen is required for the complete reaction? gWhat mass of water is produced? g
In the following reaction, oxygen is the excess reactant.SiCl4 + O2 → SiO2 + Cl2The table shows an experimental record for the above reaction. Experimental Record Trial Starting Amount of SiCl4 Starting Amount of O2 Actual Yield of SiO2 1 120 g 240 g 38.2 g 2 75 g 50 g 25.2 g Calculate the percentage yield for SiO2 for Trial 1. Also, determine the leftover reactant for the trial. Show your work. Based on the percentage yield in Trial 2, explain what ratio of reactants is more efficient for the given reaction.
1. Methanol, CH3OH, combusts in air to produce carbon dioxide and water vapor according to the following unbalanced equation: (You should balance the equation) ___ CH3OH(l) + ___ O2(g) ---> ___ CO2(g) + ___ H2O(g) If 6.0 moles of CH3OH are burned in this way, how many moles of water will result? Group of answer choices 6.0 moles 4.0 moles 8.0 moles 12 moles 2. For the reaction C2H4 + O2 ----> CO2 + H2O. Suppose 18 moles of C2H4 reacted and you wanted to know how many moles of CO2 would result. Which ratio should be used? Group of answer choices 1 mole CO2/2 moles C2H4 2 moles CO2/1 mole C2H4 18 moles C2H4/1 mole CO2 1 mole C2H4/1 mole CO2 3. Given the equation: Kr + 3 F2 ----> KrF6, how many moles of fluorine are required to produce 3.0 moles of krypton hexafluoride, KrF6? Group of answer choices 0.33 moles 9.0 moles 1.0 moles 3.0 moles
In the following reaction, oxygen is the excess reactant.SiCl4 + O2 → SiO2 + Cl2The table shows an experimental record for the above reaction. Experimental Record Trial Starting Amount of SiCl4 Starting Amount of O2 Actual Yield of SiO2 1 150 g 200 g 49.2 g 2 75 g 50 g 25.2 g Calculate the percentage yield for SiO2 for Trial 1. Also, determine the leftover reactant for the trial. Show your work. Based on the percentage yield in Trial 2, explain what ratio of reactants is more efficient for the given reaction. Source StylesNormal
Stoichiometry (answer all please) 4. The fermentation of glucose produces ethyl alcohol and carbon dioxidea. How many moles of CO 2 are produced when 0.400 mol of glucose reacts in thisfashion?b. How many grams of glucose are needed to form 7.50 g of ethyl alcohol?c. How many grams of carbon dioxide form when 7.50 g of ethyl alcohol areproduced? 5. Aluminum hydroxide reacts with sulfuric acid. Which reagent is the limiting reactantwhen 0.450 mol aluminum hydroxide and 0.550 mol sulfuric acid are allowed to react?How many moles of aluminum sulfate can form under these conditions? How manymoles of excess reactant remain after the completion of the reaction? 6. Sodium hydroxide reacts with carbon dioxide. Which reagent is the limiting reactantwhen 1.70 mol sodium hydroxide and 1.00 mol carbon dioxide are allowed to react?How many moles of sodium carbonate can be produced? How many moles of theexcess reactant remain after the completion of the reaction?
Question 10 Consider the following equation 2 Mg (s) + O2 (g) → 2 MgO (s) When 40.0 g of O2 completely react with Mg, the actual yield of MgO is 83.6 g. What is the percent yield? Given molar mass of MgO is 40.31 g/mol. Group of answer choices 8.5% 45.0% 20.6% 82.8% 51.5%
I need help with a chemistry equation: Answer the following questions about the following reaction. 2H2O2 → 2H2O + O2If 50.0 grams hydrogen peroxide produce 15.0 g oxygen, what is the percent yield for this reaction? Answer format: 73.8 % ______________________
Refer to the reaction below in which two compounds, Hydrazine and Dinitrogen tetroxide combine to yield nitrogen gas and water. 2 N2H4(g) + N2O4(g) + 3N2(g) + 4 H2O(g) a. When 0.25 moles of N2H4 reacts with excess N2O4 what is the mass of H2O that is produced? Video: b. If the actual mass of water formed is 6.30 grams what is the percent yield?
Balance the reaction shown below: C2H6+O2→CO2+H2OC2H6+O2→CO2+H2O Once balanced, given 0.826 moles C2H6C2H6, calculate the moles of H2OH2O produced. A. 2.48 B. 1.65 C. 0.275 D. 0.413 E. 0.826
Assuming two molecules of FeCl3 are produced in the balanced reaction equation below, how many iron atoms are involved? 2Fe+3Cl2⟶2FeCl3 Select the correct answer below: a) 2 b) 1 c) 8 d) 6
A student conducts this synthesis. She starts with 7.3447 g of Fe(NH4)2(SO4)2 6H2O and isolates 4.8251 g of K3[Fe(C2O4)3] 2H2O product. a. Assuming all Fe(NH4)2(SO4)2 6H2O reacts, how many moles of FeC2O4 should form in the first reaction? Group of answer choices 1 moles 2 moles 0.5 moles 0.019 moles b. How many moles of FeC2O4 should form in the first reaction? Group of answer choices 1 moles 2 moles 0.5 moles 0.019 moles c. How many grams of K3[Fe(C2O4)3] 2H2O should form (This is the theoretical yield)? Group of answer choices 1.25 grams 9.20 grams 8.30 grams 4.25 grams
PLEASE SO ALL WORK AS POSSIBLE FOR THE QUESTION BELOW ON BOTH PARTS! Given the balanced equation: 2 LiOH + CO2 ? Li2CO3 + H2O, how much H2O will be produced if 25.4 g LiOH reacts with 64.8 g CO2? AND Given the balanced equation: 2 H2 + CO ? CH3OH , how many moles of CH3OH will be produced if 12.6 g H2 reacts with 114.5 g CO? THANK YOU IN ADVANCE!!!