Odpowiedź :
MgO=24+16=40
40/100*100%=40%
Mg/0 *100%=24/16*100=150%
O/Mg*100%=16/24*100=66%
O=16/40*100%=40%
Mg=24/40*100%=60%
40/100*100%=40%
Mg/0 *100%=24/16*100=150%
O/Mg*100%=16/24*100=66%
O=16/40*100%=40%
Mg=24/40*100%=60%