a) The ionic compound with the formula Mg(OH)2 is soluble in water. b) The ionic compound with the formula MgSO4 is insoluble in water. c) The ionic compound with the formula Hg2Br2 is soluble in water. d) The ionic compound with the formula SrSO4 is insoluble in water. e) The ionic compound with the formula PbBr2 is soluble in water

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