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b) A yellow precipitate is formed on mixing colourless solutions of lead nitrate and potassium iodide​

Answer»

A GOLDEN yellow precipitate of lead iodide is FORMED when colourless lead nitrate SOLUTION is mixed with colourless solution of potassium iodide." So, it is a CHEMICAL change as formation of new PRODUCTS in the reaction with the precipitate indicates a chemical change.hope it is helpful to you mark as brainliest ...



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