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My name is Ann [436]
3 years ago
11

A compound has an empirical formula of CH2 and a molar mass of 56 g. What is its molecular formula?

Chemistry
1 answer:
kipiarov [429]3 years ago
4 0

Answer:

C4H8

Explanation:

First find the molar mass of CH2;

2(1.01) + 1(12.01) = 14.03g

Now divide the molar mass of the compound by the molar mass of CH2;

56g/14.03g = 3.9914 Round to nearest whole number = 4

Multiply CH2 by 4 to get the molecular formula;

CH2* 4 = C4H8

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