Ответ:
w(S)=50%
Объяснение:
Mr (S) = 32
Mr (O2)= 16*2= 32
Mr (SO2) = 16*2+32=64г
w=Mr вещ-ва/ Mr смеси * 100%
w(S)= 32/64 * 100 = 50%
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Ответ:
w(S)=50%
Объяснение:
Mr (S) = 32
Mr (O2)= 16*2= 32
Mr (SO2) = 16*2+32=64г
w=Mr вещ-ва/ Mr смеси * 100%
w(S)= 32/64 * 100 = 50%