°API gravity of water at N.T.P. is about__________________?

Related Mcqs:

Methane is mixed with stoichiometric proportion of oxygen and completely combusted. The number of additional specifications required to determine the product flow rate and composition is_______________?

A. 0 B. 1 C. 2 D. 3...

Which of the following ratios defines the recycle ratio in a chemical process ?

A. Gross feed stream/recycle feed stream B. Recycle stream/fresh feed stream C. Recycle stream/gross feed stream D. None of these...

Enthalpy of formation of NH3 is – 46 kJ/kg mole. The enthalpy change for the gaseous reaction, 2NH3 → N2 + 3H2, is equal to _____________ kJ/kg. mole?

A. 46 B. 92 C. -23 D. -92...

For most salts, the solubility increases with rise in temperature, but the solubility of _______________ is nearly independent of temperature rise?

A. Sodium chloride B. Sodium carbonate monohydrate C. Anhydrous sodium sulphate D. Hypo...

A gas mixture contains 6 moles of H2 and 2 moles of N2. If the total pressure of the gaseous mixture is 4 kgf/cm2; then the partial pressure of N2 in the mixture will be _____________ kgf/cm2 ?

A. 1 B. 2 C. 4 D. 8...