AnswersISP ONLY Chemistry S1 Q3000XXPercent Composition and Molecular FormulaQuestion 21
21
AssignmentFill in the Blanks

Percent Composition and Molecular Formula

Question 21 • ISP ONLY: Chemistry S1 Q3000XX

Carbon dioxide (CO2) is a gaseous compound. Calculate the percent composition of this compound. Answer using one decimal place.

Answer
What is the percent by mass of carbon?:

27.3

What is the percent by mass of oxygen?:

72.7

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