Ответ:
Mr(P2O3) = 110
Mr(HF) = 20
Mr(O3) = 48
Mr(AgNO3) = 170
Объяснение:
Mr(P2O3) = 2*31+3*16 = 110
Mr(HF) = 1+19 = 20
Mr(O3) = 3*16 = 48
Mr(AgNO3) = 108+14+3*16 = 170
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Ответ:
Mr(P2O3) = 110
Mr(HF) = 20
Mr(O3) = 48
Mr(AgNO3) = 170
Объяснение:
Mr(P2O3) = 2*31+3*16 = 110
Mr(HF) = 1+19 = 20
Mr(O3) = 3*16 = 48
Mr(AgNO3) = 108+14+3*16 = 170