Chemistry

Problem

In the reaction 2 K⁺(aq) + 2 Cl⁻(aq) + Pb²⁺(aq) + SO₄²⁻(aq) → 2 K⁺(aq) + SO₄²⁻(aq) + PbCl₂(s), determine the total positive charge (in units of elementary charge) contributed by all spectator ions present among the reactants.

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