Ответ:
Объяснение:
Mr(SO3) = 32+16*3 = 80
W(S) = Ar(S) *n / Mr(SO3) *100% = 32*1 / 80 *100% = 40%
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Ответ:
Объяснение:
Mr(SO3) = 32+16*3 = 80
W(S) = Ar(S) *n / Mr(SO3) *100% = 32*1 / 80 *100% = 40%