Calculate the molar mass of :
(1) Mgso4
(2)HNO3
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1.Molecular mass of HNO3 is the sum of the atomic masses of HNO
So 1+14+16×3=63 u.
2.Molar mass of
Mg = 24
S = 32
O = 16
MgSO4 = 24+32+ 4x16 = 120
Molar mass of MgSO4 = 120
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