H2O
w(H) - ?
w(O) - ?Решение:
1) w(H) = 2 / 18 * 100% = 11,1%
2) w(O) = 100% - 11,1% = 88,9%
Ответ: 88,9%, 11,1%
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H2O
w(H) - ?
w(O) - ?
Решение:
1) w(H) = 2 / 18 * 100% = 11,1%
2) w(O) = 100% - 11,1% = 88,9%
Ответ: 88,9%, 11,1%