Автор - pikonaa6gmailcom

KCl , KNO3 - құрамындағы массалық үлесі
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Ответ

Автор - svetka1574

KCl

W(K) = Ar(K) *n / Mr(KCl) *100% = 39 *1 / 72,5 *100% = 53,79%

W(Cl) = Ar(Cl) * n / Mr(KCl) *100% = 35,5 *1 / 72,5 *100% = 48,96%

KNO3

W(K) = Ar(K) * n / Mr(KNO3) *100% = 39 * 1 / 101 *100% = 38,61%

W(N) = Ar(N) * n / Mr(KNO3) *100% = 14 * 1 / 101 *100% = 13,86%

W(O) = Ar(O) * n / Mr(KNO3) * 100% = 16 *3 / 101 * 100% = 47,52 %

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