Calculating Mass Percent (3.3.7)

Question 1

• The percentage of a given component in a compound is the mass percent of that component.

Answer 1

• The percentage of a given component in a compound is the mass percent of that component.

Question 2

• The sum of the mass percentages of the components of a compound must equal 100%.

Answer 2

• The sum of the mass percentages of the components of a compound must equal 100%.

Question 3

• Mass percent can be used to determine a compound’s empirical formula, but not its molecular formula.

Answer 3

• Mass percent can be used to determine a compound’s empirical formula, but not its molecular formula.