помогите срочно надо
W=H2S
n*Ar(S)
W(S)=______________
M2H2S
W=HNO3
W(N)
W=AL2O3
W(O3)
W=H2S
n*Ar(S)
W(S)=______________
M2H2S
W=HNO3
W(N)
W=AL2O3
W(O3)
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Verified answer
M(H2S) = 34 г/мольω(S) = ((Ar * n) / Mr) * 100% = ((32 * 1) / 34) * 100% = 94,11%
Ответ: 94,11%
M(HNO3) = 63 г/моль
ω(N) = ((14 * 1) / 63) * 100% = 22,22%
Ответ: 22,22%
M(Al2O3) = 102 г/моль
ω(O) = ((16 * 3) / 102) * 100% = 47,05%
Ответ: 47,05%