Объяснение:
Mr(Cl2O) = 35,5*2 + 16 = 87
W(Cl) = Ar(Cl) *n / Mr(Cl2O) *100% = 35,5 *2 / 87 *100% =82%
W(O) = Ar(O) *n / Mr(Cl2O) *100% = 16*1 / 87 *100% = 18%
Mr(Cl2O7) = 35,5*2 + 16*7 = 183
W(Cl) = Ar(Cl) *n / Mr(Cl2O7) *100% = 35,5 *2 / 183 *100% =39%
W(O) = Ar(O) * n / Mr(Cl2O7) *100% = 16*7 / 183 *100% = 61%
Объяснение:
Mr(Cl2O) = 35,5*2 + 16 = 87
W(Cl) = Ar(Cl) *n / Mr(Cl2O) *100% = 35,5 *2 / 87 *100% =82%
W(O) = Ar(O) *n / Mr(Cl2O) *100% = 16*1 / 87 *100% = 18%
Mr(Cl2O7) = 35,5*2 + 16*7 = 183
W(Cl) = Ar(Cl) *n / Mr(Cl2O7) *100% = 35,5 *2 / 183 *100% =39%
W(O) = Ar(O) * n / Mr(Cl2O7) *100% = 16*7 / 183 *100% = 61%