Mr (Zn(OH)2) = 99
w (Zn) = 65 / 99 * 100 = 66 процентов.
w (O2) = 32 / 99 * 100 = 32 процента.
w (H2) = 2 / 99 * 100 = 2 процента.
Mr(Zn(OH)2) = 65 + 2×(16 + 1) = 99
W(Zn) = 65 : 99 × 100% = 65,66 %
W(O) = (16×2) : 99 × 100% = 32,32 %
W(H) = 100 - 65,66 - 32,32 = 2,02 %
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Mr (Zn(OH)2) = 99
w (Zn) = 65 / 99 * 100 = 66 процентов.
w (O2) = 32 / 99 * 100 = 32 процента.
w (H2) = 2 / 99 * 100 = 2 процента.
Mr(Zn(OH)2) = 65 + 2×(16 + 1) = 99
W(Zn) = 65 : 99 × 100% = 65,66 %
W(O) = (16×2) : 99 × 100% = 32,32 %
W(H) = 100 - 65,66 - 32,32 = 2,02 %