JAMB Past Questions and Answers - Page 1709

8,541.

An effect of thermal pollution on water bodies is that the

A.

volume of water reduces

B.

volume of chemical waste increase

C.

level of oxides of nitrogen increase

D.

level of oxygen reduces

Correct answer is D

No explanation has been provided for this answer.

8,542.

Which of the following is NOT an alkali?

A.

NH3

B.

Mg(OH)2

C.

Ca(OH)2

D.

NaOH

Correct answer is B

No explanation has been provided for this answer.

8,543.

How many cations will be produced from a solution of potassium aluminium tetraoxosulphate (VI)?

A.

3

B.

4

C.

1

D.

2

Correct answer is D

No explanation has been provided for this answer.

8,544.

CH3COOH(aq) + OH-(aq) ↔ CH3COO-(aq) + H2O(l)
In the reaction above ,CH3COO-(aq) is

A.

conjugate base

B.

acid

C.

base

D.

conjugate acid

Correct answer is A

No explanation has been provided for this answer.

8,545.

N2O4(g) ↔ 2NO2(g) ΔH = +ve
In the reaction above, an increase in temperature will

A.

increase the value of the equilibrium constant

B.

decreases the value of the equilibrium constant

C.

increase in the reactant production

D.

shift the equilibrium to the left

Correct answer is A

No explanation has been provided for this answer.