Question

molar mass of nitric acid HNO3​

Answer 1

Here is your answer,

The molar mass of nitric acid is 63.01 g/mol.

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Answer 2

Molar mass of HNO3 =(1×Atomic mass of H) + (1×Atomic mass of N) + (3×Atomic mass of O)

=(1×1u) + (1×14u) + (3×16u)

=63 u