At $$10$$°C, the osmotic pressure of urea solution was formed to be $$500$$ mm. The solution is diluted 'x' times and the temperature raised to $$25$$°C when the osmotic prssure was noticed to be $$105.3mm$$, then 'x' is

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$$I(before$$ $$dilution)$$                           $$II(after$$ $$dilution)$$ π$$1=$$ $$500mm$$                                    π$$2=$$ $$105.3mmT1$$ $$=$$ $$(10+273)K$$                                $$T2$$ $$=$$ $$(25+273)KV1$$ $$=$$ $$1$$ lit                                            $$V2$$ $$=$$ x litthe amount of urea remains constant , Wt. and GMW of urea remain $$constantx=5the$$ solution  is diluted by $$5$$ times

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