On mixing 56 gm of CaO with 63 gm of HNO3, the amount of Ca(NO3)2 formed is ______________ gm?

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Magnesite refractories are generally not used in the__________________?

A. Electric furnace walls B. Steel melting furnace C. Open hearth furnace D. Burning zone of cement kilns...

Two solutions A1 and A2 have pH value of 2 and 6 respectively. It implies that the solution_____________________?

A. A2 is more alkaline than solution A2 B. A1 is highly acidic C. A1 is very slightly acidic D. Both A. & C....

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...

The heat capacity of most substances is greater for the _______________ state?

A. Solid B. Liquid C. Gaseous D. None of these...

The quantity of heat required to evaporate 1 kg of a saturated liquid is called __________________?

A. Specific heat B. 1 Kcal C. Sensible heat D. Latent heat...