How many atoms of gold are present in 19.7 kg of gold ? (At omega t of

1.	How many atoms of gold are present in 19.7 kg of gold ? (At omega t of Au=197)
Answer» `6.022xx10^(24)` `6.022xx10^(23)` `6.022xx10^(25)` `6.022xx10^(21)` Answer :A::B::C

Discussion