HCl=7*0.25=7/4MOL
2Na2O2---O2----4HCl
78 32 4
X 16X/39 2X/39
2Al----3H2-----6HCl
54 6 6
Y Y/9 Y/9
2X/39+Y/9=8.75
16X/39+Y/9=7/4
X=39/2
Y=27/4
看不明白+我Q 459812987
HCl=7*0.25=7/4MOL
2Na2O2---O2----4HCl
78 32 4
X 16X/39 2X/39
2Al----3H2-----6HCl
54 6 6
Y Y/9 Y/9
2X/39+Y/9=8.75
16X/39+Y/9=7/4
X=39/2
Y=27/4
看不明白+我Q 459812987