One atom of an element X weighs 6 xx 10^...

One atom of an element X weighs `6 xx 10^(-23) gm`. Number of moles of atoms in 3.6 kg of sample of X will be : `(N_(A) = 6 xx 10^(23))`

A

40

B

`0.04`

C

100

D

1000

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