Equilibrium Tes...

Which one of the following pairs of solution is not an acidic buffer?

At $$90^o C$$, pure water has $$[H^{+}]=10^{-6}M$$. The value of $$K_w$$ at $$90^o C$$ is __________.

Which of the following according to Le-Chatelier's principle is correct?

The degree of dissociation of $$P{ Cl }_{ 5 }\left( \alpha  \right) $$ obeying the equilibrium $$P{ Cl }_{ 5 }\rightleftharpoons P{ Cl }_{ 3 }+{ Cl }_{ 2 }$$ is related to the equilibrium pressure by

In a chemical system, $$A(s)\rightleftharpoons 2B(g)+3C(g)$$, if partial pressure of $$C$$ is doubled, then partial pressure of $$B$$ will be:

In a sample of pure water, which one of the following statements is always true at all conditions of temperature and pressure.

 Buffer Solution is prepared by mixing _________________.

Which of the following mixtures in aqueous solution of equimolar concentration acts as a buffer solution?

$$H_{2}O$$ is a:

A solution which maintains constant pH when small amounts of acid or alkali are added is known as ____.