Answers

2016-03-13T12:39:08+05:30
I HOPE IT HELPS.............. 
0
2016-03-13T12:39:24+05:30
Mass of 1 mole is =  12 + 16 *2 = 44g
mass of 10 mole of co2= 10 X 44= 440g
0
we have 2 calculate the mass ...not the no.of atoms !
sorry
it's ok