Объяснение:
Mr(CH3OH) = 12 + 1*4 + 16 = 32
W(C) = Ar(C) *n / Mr(CH3OH) *100% = 12*1 / 32 *100% =37,5%
W(H) = Ar(H) *n / Mr(CH3OH) *100% = 1*4 / 32 *100% =12,5%
W(O) = Ar(O) *n / Mr(CH3OH) *100% = 16*1 / 32 *100% = 50%
Объяснение:
Mr(CH3OH) = 12 + 1*4 + 16 = 32
W(C) = Ar(C) *n / Mr(CH3OH) *100% = 12*1 / 32 *100% =37,5%
W(H) = Ar(H) *n / Mr(CH3OH) *100% = 1*4 / 32 *100% =12,5%
W(O) = Ar(O) *n / Mr(CH3OH) *100% = 16*1 / 32 *100% = 50%