Question

12. Calculate the molar mass of following substances. (2)
(A) Water H2O
(B) Methanol CH,OH (C) Carbon dioxide Co,
not​

Answer 1

Answer:

Molar mass of H2O=2*1+1*16

=2+16

=18 g

Molar mass of CH3OH=1*12+3*1+16+1

=12+3+16+1

=32g

Molar mass of CO2=12+2*16

=12+32

=44g