Question

1. Calculate the molar mass of the following:(i) H2 O (ii) CO2 (iii) CH4

Answer 1

Answer:

1- 18-

2-44

3-16

Explanation:

1- H2O

1 X 2+ 16=18

2- CO2

12+16 X 2=44

3- CH4

12+ 1 X 4=16

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