A solution containing 30 gms of non-volatile solute in exactly 90 gm water has a vapour pressure of 21.85 mm Hg at 25°C. Further 18 gms of water is then added to the solution. The resulting solution has a vapour pressure of 22.15 mm Hg at 25°C. Calculate the molecular weight of the solute (a) 74.2(b) 75.6(c)67.83(d)78.7

A solution containing 30 gms of non-volatile solute in exactly 90 gm w

1.	A solution containing 30 gms of non-volatile solute in exactly 90 gm water has a vapour pressure of 21.85 mm Hg at 25°C. Further 18 gms of water is then added to the solution. The resulting solution has a vapour pressure of 22.15 mm Hg at 25°C. Calculate the molecular weight of the solute (a) 74.2(b) 75.6(c)67.83(d)78.7
Answer» (d)78.7Explanation:HOPE it HELPS youplease mark my ANSWER as BRAINLIST