* 25. Which of the following ionic compounds are insoluble in water? AgNO3 O (NH4)2CO3 Hg₂SO4 Pb(ClO3)2 26. Which of the following ionic compounds are soluble in water? * Pb(CH3COO), Hg₂F₂ SrS04 O Ag₂Cr₂0₂

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