Ответ:
Mr1 =D*Mr2
D=17.75
Mr2 (H2) =2
Mr1 =17.75*2=35.5
Mr(O2)=32
Mr(O3)=48
32. 48
35.5
12.5. 3.5
12.5+3.5=16
16.-------------100%
12.5-----------x%. x=1250/16=78.125(O2)
100-78.125=21.875%(O3)
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Ответ:
Mr1 =D*Mr2
D=17.75
Mr2 (H2) =2
Mr1 =17.75*2=35.5
Mr(O2)=32
Mr(O3)=48
32. 48
35.5
12.5. 3.5
12.5+3.5=16
16.-------------100%
12.5-----------x%. x=1250/16=78.125(O2)
100-78.125=21.875%(O3)