Question

Find the molecular mass
of,HNO,CH⁴
find the molecular mass of NO²​

Answer 1

Explanation:

HNO =1+14+16=31u

CH4 =12+4=16u

NO2=14+16×2=32u

Answer 2

Answer:

HNOCH⁴ = 42 U

NO² = 46 U

Explanation:

h is 1

n is 14

o is 16

c is 12

5+14+16+12= 42

n is 14

o is 16

14+32= 46

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