Question

Find the gram molecular mass of the following from the data given:
i) H2O ii) CO2 iii) NaOH iv) NO2 v) H2SO4

TNSCERT Class 10 Chemistry Ch 10 Atoms and Molecules

Answer 1

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Answer 2

1) H2O=

H=1*2=2

0=16

2+16=18

2) CO2

C=12

02=16*2=32

12+32=44

3) NASH

Na=23

O=16

H=1

1+16+23=40

4)NOT

N=14

O2=16*2=32

32+14=46

5) H2SO4

H2=1*2=2

S=32

O4=16*4=64

2+32+64=98