Answered: A compound was found to contain 115.49g…

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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A compound was found to contain 115.49g of Ca, 92.16 g of O, and 5.82 g of H. What is the total mass (in g) of the compound ? What is the empirical formula of the compound

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10. A compound was found to contain 115.49 g of Ca, 92.16 g of O, and 5.82 g of H. What is the total
mass (in g) of the compound? What is the empirical formula of the compound?
BIC0 Smm HB #2
Nhat is the percent composition by mass (to one decimal place) of oxygen and hydrogen in 1 mol
of water?
A: O: 88.8%; H: 11.2%
WORKSHEET 3

Expert Solution

Introduction

mass of Ca = 115.49g
mass of O = 92.16 g
mass of H = 5.82 g

Molar mass of Ca = 40.078 g/mol
Molar mass of O = 15.9994 g/mol
molar mass of H = 1.00794 g/mol

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