Which of the following substances will not dissolve in water?
(a) sugar
(b) Sodium chloride
(c) copper sulphate
(d) Carbon
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➲ (d) Carbon
Explanation:
⏩ ‘Carbon’ is the substance in the following substance that will not dissolve in water.
The solubility of a substance basically depends on the physical and chemical properties of the solute and solvent. It also depends on the temperature, pressure, and presence of other chemicals in the solution. Carbon is not an easily dissolvable substance in water.
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