Mᵣ(H₂SO₄) = 2Aᵣ(H) + Aᵣ(S) + 4Aᵣ(O) = 2*1 + 32 + 4*16 = 2 + 32 + 64 = 98.
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Mᵣ(H₂SO₄) = 2Aᵣ(H) + Aᵣ(S) + 4Aᵣ(O) = 2*1 + 32 + 4*16 = 2 + 32 + 64 = 98.
Ответ : 3) 2,04%.