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A compound has empirical formula CH2O and formula mass 120.10 amu. What is the molecular formula of the compound?

A compound has empirical formula CH2O and formula mass 120.10 amu. What is the molecular formula of the compound?
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5 votes
A compound has empirical formula CH2O and formula mass 120.10 amu. What is the molecular formula of the compound?

asked
User Chanafdo
by
7.9k points

2 Answers

3 votes

Answer:

c4h20

Step-by-step explanation:

that is the anwser

answered
User Tanmay
by
8.1k points
3 votes
The mass of the empirical formula, CH2O, is calculated below.
mass (e.f) = 12.01 + 2 x 1.01 + 16 = 30.3 amu
Then, divide the given formula mass by the one calculated above,
n = 120.10 amu / 30.03 amu ≈ 4
Thus, the molecular formula is C4H8O4.
answered
User Anatoly Rr
by
7.9k points
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