Multiple Choice
A compound that is composed of only carbon and hydrogen contains 85.7% C and 14.3% H by mass. What is the empirical formula of the compound?
A) CH2
B) C2H4
C) CH4
D) C4H8
E) C86H14
Correct Answer:

Verified
Correct Answer:
Verified
Q14: The formula of nitrobenzene is C<sub>6</sub>H<sub>5</sub>NO<sub>2</sub>.The molecular
Q32: What is the mass % of carbon
Q88: What is the empirical formula of a
Q102: The formula weight of silver chromate (Ag<sub>2</sub>CrO<sub>4</sub>)is
Q170: The molecular weight is always a whole-number
Q171: What is the empirical formula of a
Q173: Lead (II)carbonate decomposes to give lead (II)oxide
Q174: The formula weight of magnesium fluoride (MgF<sub>2</sub>),
Q177: Silver nitrate and aluminum chloride react with
Q178: Under appropriate conditions, nitrogen and hydrogen undergo