Ответ:
Объяснение:
Mr(H2SO3) = 1*2 + 32 + 16*3=82
W(S) = Ar(S) *n / Mr(H2SO3) *100% = 32*1 / 82 *100% =39%
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Ответ:
Объяснение:
Mr(H2SO3) = 1*2 + 32 + 16*3=82
W(S) = Ar(S) *n / Mr(H2SO3) *100% = 32*1 / 82 *100% =39%