Calculate the molar mass of the following :
(i) H2O
(ii) CO2
(iii) CH4

NCERT Class XII
Chemistry - Main Course Book I

Chapter 1. Some Basic Conpepts of Chemistry

Answer :

H2O
2X1+1X16=18 amu
CO2
1X12+2X16=44 amu
CH4
1x12+1x4=16amu
atomic mass of following element are
H=1,O=16,C=12,

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