Question

The weight of one atom of uranium is 238 amu it's actual weight in g is?

Answer 1

Mass of one Uranium atom = 238 amu.

1 amu = 1.67 x 10-27 kg

So 238 amu = 238 x 1.67 x 10-27 kg = 397.46 x 10-27 kg = 3.97 x 10-25 kg

Hence the actual weight of uranium atom = 3.97 x 10-25 kg

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