Question

Which of the following concerning precipitation reactions is/are correct?
1) A precipitation reaction is a type of chemical reaction that forms a gaseous product (such as CO2).
2) A precipitation reaction is possible when two or more aqueous solutions of strong or weak electrolytes are mixed.
3) Only ionic compounds will react to form precipitates in a precipitation reactions.
A) 1 only
B) 2 only
C) 3 only
D) 2 and 3
E) 1, 2, and 3

Answer

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