A substance has an empirical formula of CH2 and a molar mass of 56 grams per mole. The molecular formula for this compound is (1) CH2 (3) C4H8 (2) C4H6 (4) C8H4

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asked Oct 23, 2016 174k views

3 votes

A substance has an empirical formula of CH2 and a molar mass of 56 grams per mole. The molecular formula for this compound is

(1) CH2 (3) C4H8
(2) C4H6 (4) C8H4

Chemistry
high-school

Haris Anwar asked

by Haris Anwar

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2 Answers

5 votes

Answer:

3) C4H8

Step-by-step explanation:

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A substance has an empirical formula of CH2 and a molar mass of 56 grams per mole-example-1

Faisal Ijaz answered Oct 25, 2016

by Faisal Ijaz

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3 votes

(3) C4H8
C=12, H=1
CH2= 12+2=14
(CH2)n=56g/mol
14n=56
n=4
(CH2)4=C4H8

Renz answered Oct 28, 2016

by Renz

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