Q.

1 amu is equal to

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a

112mass  of  C−12

b

114mass  of  O−16

c

1  g  of H2

d

1.6  ×  10−23  kg

answer is A.

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Detailed Solution

amu = atomic mass unit1amu is defined as the mass exactly  equal to one-twelfth the mass of one carbon-12 atom1amu = 112×Mass of 1 atom of carbon-12                =  1.66056×10-24g                      =  1.66056×10-27Kg
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