C12H22O14Zn
12*12+1*22+16*14+65=455
12:22:14:1
144:22:224:65
65/455*100%=14.3%
12*6+1*12+16*6=180
72:12:96=6:1:8
72/180*100%=40%
2KMnO4====K2MnO4+MnO2+O2
316 32
x 3.2g
x/316=3.2/32
x=31.6g
C12H22O14Zn
12*12+1*22+16*14+65=455
12:22:14:1
144:22:224:65
65/455*100%=14.3%
12*6+1*12+16*6=180
72:12:96=6:1:8
72/180*100%=40%
2KMnO4====K2MnO4+MnO2+O2
316 32
x 3.2g
x/316=3.2/32
x=31.6g