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Calculate the mass of the following (AS-...

Calculate the mass of the following (AS-1)

A

0.5 mole of `N_2` gas

B

0.5 mole of N atoms.

C

`3.011xx10 ^(23) ` Number of N atoms.

D

`6.022 xx 10^(23) ` Number of `N_2` molecules.

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