Question

evaluate molecular mass of HNO3

Answer 1

Molecular mass....
H=1. N=14. O=16

HNO3

=1+14+3(16)

=15+48

=63g

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Answer 2

Thanks for question ❕

In HNO3 there are
1 H atom,1 N atom and 3 O atoms. H = 1 X 1 = 1.

N = 1 X 14 = 14.
O = 16 X 3 = 48.
16 + 14 + 1 = 63 g/mol.63 g/mol.

Hopes that helps u !