With increase in temperature, the surface tension of water _____________________?

Related Mcqs:

Pick out the wrong statement?

A. Refractories used in muffle furnace should have low thermal conductivity B. The electrical resistivity of refractories drops rapidly with rise in temperature C. For reducing spalling tendency, the refractory should be well fired and its porosity should be more D. Refractoriness under load (RUL) of a refractory is always less than its refractoriness...

A gas at 0°C is cooled at constant pressure until its volume becomes half the original volume. The temperature of the gas at this state will be_______________?

A. -136.5°C B. – 136.5°K C. -273°C D. 0°K...

In osmosis through a semi-permeable membrane, diffusion of the___________________?

A. Solvent is from low concentration to high concentration region B. Solvent is from high concentration to low concentration region C. Solute takes place D. None of these...

Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be _______________ atmosphere?

A. 0.5 B. 1 C. 1.5 D. 2...

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 pv B and pv w respectively. The partial pressure of benzene in air-vapour mixture is_________________?

A. PvB B. xB.PvB C. (Patm – Pvw)xB D. xB.Patm...