Correct answer
B. Decreases
Explanation
The correct answer is Decreases.
At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is________?
Production of one ton of dry paper pulp requires about ________ tons of bamboo or wood?
Density in the solid state is slightly less than that in its liquid state, in case of________?
Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at ________?
A wall has two layers of materials A and B; each made of a different material. Both the layers have the same thickness. The thermal conductivity of material A is twice that of B. Under the equilibrium, the temperature difference across the wall is 36°C. The temperature difference across the layer A is ________ °C?
The biochemical treatment applied to sewage effluents is a process of________?