Based on the general solubility rules, predict the formula of the precipitate that forms when each pair of solutions are mixed. If no precipitate is expected put NR.

Question

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Answer 1

The first pair of solutions, NaBr and Hg₂SO₄, react to form the insoluble salt Hg₂Br_2.

The second pair produces the insoluble salt Fe₃(PO₄)_2.