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Total number of sulphate ions present in...

Total number of sulphate ions present in 3.92 g of chromic sulphate is (Cr=52, S=32, O=16)

A

`1.8 xx 10^(22)`

B

`1.8 xx 10^(23)`

C

`1.2 xx 10^(21)`

D

`6 xx 10^(23)`

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The correct Answer is:
A
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