Question

write a
a chemical equation
equation of double displacement
reaction?​

Answer 1

Answer:

Pb(NO3)2+KI2 gives PbI2+KNO3

Answer 2

Answer:

When solutions of sodium carbonate and hydrochloric acid are mixed, the equation for the hypothetical double displacement reaction is: Na2CO3 + 2 HCl → 2 NaCl + H2CO3 Bubbles of a colorless gas are evolved when these solutions are mixed.

Explanation:

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