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The mass of 1.5 xx 10^(26 molecules of a...

The mass of `1.5 xx 10^(26` molecules of a substances is 16 kg . The molecular mass of the substance is

A

64 g

B

64 a.m.u.

C

16 a.m.u.

D

32 a.m.u.

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The correct Answer is:
B
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