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What will be the osmotic pressure of 0.03N solution of Aluminium sulphate solution at `27^(@)`C ? If in solution salt dissociates 90%A. 0.566 atmB. 0.677 atmC. 3.399 atmD. 4.069 atm |
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Answer» Correct Answer - A `Al_(2)(SO_(4))_(3)` `i=5 :.alpha=(i=1)/(n-1)` `0.9=(alpha-1)/(5-1)` `alpha=3.6+1=4.6` `pi=I CRT` `4.6xx((0.03)/(6)M)R(298)` =0.566 atm |
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