30°C पर पानी, एसीटोन और ईथर के वाष्प दाब (vapour pressure) का सही क्रम क्या होगा, यह देखते हुए कि इनमें से पानी का क्वथनांक (boiling point) सबसे अधिक है और ईथर का सबसे कम है?

Mixture of chloroform and acetone forms a solution with negative deviation from Raoult's law due to:

Identify the correct statements: A. The molality of 2.5 g of ethanoic acid (Molar mass: 60 g mol-1) in 75 g of benzene solution is 0.556 m. B. The molarity of a solution containing 5 g of NaOH (molar mass: 40 g mol-1) in 450 mL of solution is 0.278 M at 298 K. C. Aquatic species are more comfortable in cold water. D. The solubility of gas increases with decrease in pressure. E. For a binary mixture of A and B, the number of moles of A and B are nA and nB respectively. The mole fraction of B will be χB = nAnA + nB Choose the correct answer from the options given below: