Plz solve the 5 th one....!
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DiamondBeauty1111:
7th one plz.....not 5 th one
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0.2 molality means
0.2 moles of solute are present in 1 kg of solvent.
mass of solution would be ⇒ mass of solute + mass of solvent.mass of solute = molar mass * moles of solute
⇒ 98 * 0.2 = 19.6 gmTherefore,mass of solution is = 1000+ 19.6 = 1019.6 gm.
0.2 moles of solute are present in 1 kg of solvent.
mass of solution would be ⇒ mass of solute + mass of solvent.mass of solute = molar mass * moles of solute
⇒ 98 * 0.2 = 19.6 gmTherefore,mass of solution is = 1000+ 19.6 = 1019.6 gm.
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