A solution with reasonably permanent pH is called a/an _______________ solution?

Related Mcqs:

Faster rate of drying of moulded refractories results in high ______________ of refractories?

A. Green strength B. Voids C. Shrinkage D. Both B. and C....

A compound was found having nitrogen and oxygen in the ratio 28 gm and 80 gm respectively. The formula of the compound is_________________?

A. N2O4 B. N2O5 C. N2O3 D. None of these...

The vapor pressure of liquids of similar chemical nature at any particular temperature _______________ with increase in the molecular weight?

A. Increases B. Decreases C. Remains unchanged D. Either A. or B.; depends on the liquid...

For the gaseous phase reaction, N2 + O2 ⇌ 2NO, ΔH = + 80 kJ/kg. mole; the decomposition of NO is favoured by____________________?

A. Increasing the concentration of N2 B. Decrease in temperature C. Increase in pressure D. Decrease in pressure...

Enthalpy change resulting, when unit mass of solid is wetted with sufficient liquid, so that further addition of liquid produces no additional thermal effect, is called the heat of________________?

A. Mixing B. Adsorption C. Wetting D. Complete wetting...