(a) Define the term ‘molecular mass’.; (b) Determine the molecular mass of ZnSO4.; [Atomic mass of Zn = 65 u, S = 32 u, O = 16 u]
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Molecular mass 113
Explanation:
Total add the given molecular mass
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(a) Molecular mass is the mass of a given molecule.
Different molecules of the same compound may have different molecular masses because they contain different isotopes of an element.
(b) 161 u
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