18 Nov 2021
Problem 112
Page 121
Section: Challenge Problems
Chapter 3: Molecules, Compounds, and Chemical Equations
Textbook ExpertVerified Tutor
18 Nov 2021
Given information
Mixture A 
Mixture B 
The mass percentage of 
in a mixture is 
Step-by-step explanation
Step 1.
Formula mass is defined as the sum of the average atomic masses of all the atoms present in the chemical formula of any compound.
Therefore,
Molar mass of 
.
Molar mass of 
The molar mass of 
Given compound is a mixture of and .
Assuming that the moles for is 
and for is 
.
Mass percentage of in a mixture 
The percentage of is given, assuming that the total mass is 
.
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