Stoichiometry The heats of vaporisation of CS₂, C₂H₅OH &H₂O are 26.8, 38.6 & 40.6 KJ/kg mole respectively. The order of decreasing inter-molecular forces in these liquids is CS₂ > H₂O > C₂H₅OH H₂O > C₂H₅OH > CS₂ H₂O > CS₂ > C₂H₅OH CS₂ > C₂H₅OH > H₂O CS₂ > H₂O > C₂H₅OH H₂O > C₂H₅OH > CS₂ H₂O > CS₂ > C₂H₅OH CS₂ > C₂H₅OH > H₂O ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Saturated solution of benzene in water is in equilibrium with a mixture of air and vapours of benzene and water at room temperature and pressure. Mole fraction of benzene in liquid is xB and the vapour pressures of benzene and water at these conditions are PvB and Pvw respectively. The partial pressure of benzene in air-vapour mixture is PvB XB.PvB (Patm - Pvw)xB XB.Patm PvB XB.PvB (Patm - Pvw)xB XB.Patm ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Raoult's law is not applicable to the Solutions containing non-volatile solute Concentrated solutions Both B & C Solutes which dissociate or associate in the particular solution Solutions containing non-volatile solute Concentrated solutions Both B & C Solutes which dissociate or associate in the particular solution ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The depression in freezing point of a solution is Directly proportional to the mole of solute Both A & B Neither A nor B Inversely proportional to the mass of solvent Directly proportional to the mole of solute Both A & B Neither A nor B Inversely proportional to the mass of solvent ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat capacity of most substances is greater for the __________ state. None of these Gaseous Liquid Solid None of these Gaseous Liquid Solid ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Osmotic pressure of a dilute solution of a non volatile solute in a solvent obeying Raoult's law is proportional to the Temperature None of these Volume of solution Moles of non-volatile solute Temperature None of these Volume of solution Moles of non-volatile solute ANSWER DOWNLOAD EXAMIANS APP
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