CHE 111 Chapter 3 part 1 Quiz
A hydrocarbon (a compound consisting solely of carbon and hydrogen) is found to be 85.6% carbon by mass. What is the empirical formula for this compound?
- ✔️ CH₂
- C₃H
- CH
- CH₄
- C₂H
The empirical formula of styrene is CH; its molar mass is 104.1 g/mol. What is the molecular formula of styrene?
- C₆H₆
- ✔️ C₈H₈
- C₁₀H₁₂
- none of these
- C₂H₄
A chloride of rhenium contains 63.6% rhenium (Re). What is the formula of this compound?
- Re₂Cl₃
- ReCl₅
- ✔️ ReCl₃
- ReCl₂
- ReCl………………………….purchase this 100% accurate quiz at $10 only
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