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    Chemistry The Central Science Study Set 3
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    Exam 3: Stoichiometry: Calculations With Chemical Formulas and Equations
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    A Compound That Is Composed of Only Carbon and Hydrogen
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A Compound That Is Composed of Only Carbon and Hydrogen

Question 123

Question 123

Multiple Choice

A compound that is composed of only carbon and hydrogen contains 80.0% C and 20.0% H by mass. What is the empirical formula of the compound?


A) C2H6
B) C20H60
C) CH4
D) C7H20
E) CH3

Correct Answer:

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