Дано
E2O5
w(O) = 74.07% = 0.7407
Решение
w(O) = 5Ar(O) / (2Ar(E) + 5Ar(O)) = 80 / (2Ar(E) + 80) = 0.7407
80 / (2Ar(E) + 80) = 0.7407
80 = 0.7407(2Ar(E) + 80)
80 = 1.4814Ar(E) + 59.256
20.744 = 1.4814Ar(E)
Ar(E) = 14
N2O5
ответ: N2O5
Дано
E2O5
w(O) = 74.07% = 0.7407
Решение
w(O) = 5Ar(O) / (2Ar(E) + 5Ar(O)) = 80 / (2Ar(E) + 80) = 0.7407
80 / (2Ar(E) + 80) = 0.7407
80 = 0.7407(2Ar(E) + 80)
80 = 1.4814Ar(E) + 59.256
20.744 = 1.4814Ar(E)
Ar(E) = 14
N2O5
ответ: N2O5