Q.
Molecular mass of Chlorine is equal to
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a
35.5 u
b
71 u
c
35.5 g
d
71 g
answer is B.
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Detailed Solution
Molar mass is the mass of one mole of a substance expressed in grams;One mole of Chlorine ( Cl2 ) has a mass of 71 g;So molar mass of chlorine is 71 g ;Molecular weight or molecular mass has no units, it is expressed in unified mass;So molecular mass of Chlorine is 71 u ;
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