Question

State one observation forthe following {5}

1. Dilute HCl is added to silver nitrate solution.

2. Acidulated water is electrolyzed using platinum electrode.

3. Dilute HCl is treated with magnesium sulphide.

4. Reaction of lead nitrate solution with ammonium hydroxide.

5. Ammonium hydroxide is added first in little and then in excess to CuSO4​

Answer 1

$\huge\boxed{\underline{\mathcal{\red{❥A}\green{N}\pink{S}\orange{W}\blue{E}\purple{R}}}}$

Sea water is a mixture of salts and water which cannot be separated except by evaporation. Therefore, sea water is considered homogeneous.

Sea water also contains mud, decayed plant, etc., other than salts and water, so it is heterogeneous also.

Answer 2

Explanation:

${ \huge{ \texttt{ \fcolorbox{lightgreen}{black}{Aɳʂɯҽr}}}}$

Silver chloride are insoluble in water and formed a white colour precipitate. ¤ Equation:-. AgNo3+ HCl >>>> AgCl + HNO3.

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