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Question
Which of the following represents a precipitation reaction?
Options
A(s) + B(s) → C(s) + D(s)
A(s) + B(aq) → C(aq) + D(l)
A(aq) + B(aq) → C(s) + D(aq)
A(aq) + B(s) → C(aq) + D(l)
Solution
A(aq) + B(aq) → C(s) + D(aq)
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