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Леночка1630
@Леночка1630
July 2022
1
10
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В H2SO4
W(o) = 48/82x100= 58,5
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svetka1574
Mr(H2SO4) = 1*2 + 32 + 16*4 = 98
W(O) = Ar(O) * n / Mr(H2SO4) *100% = 16*4 / 98 *100% = 65,3%
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Answers & Comments
W(O) = Ar(O) * n / Mr(H2SO4) *100% = 16*4 / 98 *100% = 65,3%