4 X20100=0,15(MOL) NN2=16,8

22, - DE DAP AN HSG HOA 12 MTCT TINH THAI NGUYEN 2012
Lớp 12 DE DAP AN HSG HOA 12 MTCT TINH THAI NGUYEN 2012
22,4 x20100=0,15(mol)

n

N

2

=16,8