1.

How many molecules are in 5.4 g of CO?

Answer»

molecular weight of CO=12+16=28G

No.of MOLECULES of 28g of CO=28×6.022×10^23

No.of molecules of 5.4g of CO=?

=6.022×10^23×5.4÷28

1.161×10^23

I hope this HELPS



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