zaylei5
Answered

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A compound with the empirical formula CH2 was found to have a molar mass of approximately 84g. What is the molecular formula of the compound?

Sagot :

thelordestan

Answer:

C6H12

Explanation:

Molar mass of C =12.0 H=1.0

12x + 2(1x) = 84

x = 6

so it should be C6H12

drpelezo

Answer:

C₆H₁₂

Explanation:

Given molecular weight = 84 g/mole

Empirical Formula => CH₂

Empirical Formula Wt = 12 + 2(1) = 14 g/emp formula

Molecular Multiple = Molecular Wt / Emp Formula Wt = 84/14 = 6

∴ Molecular Formula => (CH₂)₆ => C₂H₆

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