Compare the molecular mass of hno3 and compare it with its formula unit mass
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Atomic mass of H2=1
Atomic mass of N2 =14
Atomic mass of O2 =16
HNO3 = 1×1+1×14+3×16
=1+14+48
=63 amu
Atomic mass of N2 =14
Atomic mass of O2 =16
HNO3 = 1×1+1×14+3×16
=1+14+48
=63 amu
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