Question

Hey all...!


Can u plz plz plz help me in doing the question below in the pic...!

Answer 1

31) 12g of carbon has 6.022*10^23 atoms
1 g of carbon will have (6.022*10^23)/12.
atoms
1*10^(-6)g of carbon will have
{6.022*10^23*1*10^(-6)}/12
= (6.022*10^17)/12
= 0.501833*10^17
= 5*10^16 atoms of carbon

Hope the answer is correct...............

Answer 2

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