1. Combustion analysis of a 20.00 g sample of compound A, which contains C, H, N, and Oatoms only, yields 47.41 g CO₂ (MW 44.01 g/mol), 10.59 g H₂O (MW 18.016 g/mol), and9.011 g NO₂ (MW 46.01 g/mol). What is the empirical formula of compound A?*Use the following atomic weights (in amu), H: 1.008; C: 12.01; N: 14.01; and O: 16.00.2. Compound A has a molar mass of 204.226 g/mol. What is the molecular formula ofcompound A?3.How many C atoms are present in 10.0 g of compound A?4. What is the percent by mass composition of N in compound A?5. Balance the combustion reaction for compound A._A+_0₂ → CO₂ +H₂O + NO₂6. Consider the combustion of 500.0 g of compound A with 800.0 g of O₂.A. How much CO₂ (in grams) is produced in the reaction?B. What are the masses of each reactant after the reaction?C. If the percent yield for the reaction is 88.7%, what is the actual yield of NO₂?7. What mass (in grams) of compound A is needed to prepare 750.0 mL of a 2.20 M solution?8. What volume of a 2.20 M solution of compound A is needed to prepare 500.0 mL of a 0.5M solution via dilution?

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1. Combustion analysis of a 20.00 g sample of compound A, which contains C, H, N, and O atoms only, yields 47.41 g CO₂ (MW 44.01 g/mol), 10.59 g H₂O (MW 18.016 g/mol), and 9.011 g NO ₂ (MW 46.01 g/mol). What is the empirical formula of compound A? *Use the following atomic weights (in amu), H: 1.008; C: 12.01; №: 14.01; and O: 16.00.

1. Combustion analysis of a 20.00 g sample of compound A, which contains C, H, N, and O atoms only, yields 47.41 g CO₂ (MW 44.01 g/mol), 10.59 g H₂O (MW 18.016 g/mol), and 9.011 g NO ₂ (MW 46.01 g/mol). What is the empirical formula of compound A? *Use the following atomic weights (in amu), H: 1.008; C: 12.01; №: 14.01; and O: 16.00.

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...

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