
Concept explainers
Interpretation:
The compound that has highest percentage of nitrogen has to be identified.
Concept Introduction:
Mass percent is mass of solute divided by mass of the whole compound multiplied by 100. The formula for mass percent of an element in a compound is as follows:
The formula for mass percent of solution is as follows:

Answer to Problem 5PQ
Option (C) is the correct one.
Explanation of Solution
Reason for incorrect option:
The formulafor mass percent of an element in a compound is as follows:
For
The moles of
Substitute
For
The moles of
Substitute
For
The moles of
Substitute
For
The moles of
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The compound that has highest percentage of nitrogen is
Reason for incorrect option:
Percentage of
Since compound that has highest percentage of nitrogen is
Compound that has highest percentage of nitrogen is
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Chapter ST Solutions
PREPARING F/YOUR ACS EXAM IN GEN CHEM
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