Ответ:
ω(P) = 31,6%
Объяснение:
ω(P) = Mr(P)/Mr(H3PO4) = 31/(3+31+16*4) = 31/98 ≈ 0,316 = 31,6%
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Ответ:
ω(P) = 31,6%
Объяснение:
ω(P) = Mr(P)/Mr(H3PO4) = 31/(3+31+16*4) = 31/98 ≈ 0,316 = 31,6%