1
QuizMultiple Choice
Percent Composition and Molecular Formula
Question 1 • FL-2003350-Chemistry 1 Honors
The empirical formula for a compound is CH2. If n is a whole number, which shows a correct relationship between the molecular formula and the empirical formula?
Answer
A
empirical formula mass / molecular mass = nB
molecular mass = element mass / empirical formula mass ´ 100C
subscript of H in empirical formula = 2 subscript of H in molecular formula
D
subscript of C in molecular formula = n subscript of C in empirical formula