👤

Cate grame reprezinta:2,5 moli MgO

Răspuns :

M MgO= 24+16=40
1mol............40g
2,5 moli........x
x=2.5*40=10 g
M MoV=96+51=147g
147g.........1mol
xg............2,5moli
x=147×2,5=367,5moli