to make a saturated solution36 gram of sodium chloride is dissolvedin 100 gram of water at 293k find its concentration at this temperature.
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a) Mass of solute = 36 g.
Mass of solvent = 100g.
Mass of solution = 100 + 36.
= 136g.
Concentration of solution = (Mass of solute / Mass of solution ) x100.
= (36/136) x 100.
= 26.47%
(b) If temperature increases, solubility increases and if temperature decreases, solubility decreases.
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