Learn more about the properties, composition, and structure of substances (elements and compounds) with these Chemistry questions and answers. This Test can be used by students preparing for Chemistry in JAMB, WAEC, NECO or Post UTME.
What volume of 1.5M solution of KOH would contain 0.045 moles
67.50 cm3
30.00 cm3
6.75 cm3
3.00 cm3
Correct answer is B
No explanation has been provided for this answer.
The acid used in electrolysis of water is dilute?
HNO3
CH3COOH
H2SO4
HCl
Correct answer is C
The electrolyte is dilute sulfuric acid (= acidified water) which, during electrolysis is split into hydrogen and oxygen gases.
The major source of oxides of nitrogen is from the burning of
coal
wood
fuel
chlrofluorocarbons
Correct answer is C
Nitrogen oxides form when fuel is burned at high temperatures
For a given solute, the concentration of its saturated solution in different solvents are
the same at the same temperature
different at the same temperature
the same at different temperature
constant
Correct answer is B
No explanation has been provided for this answer.
1.60
5.25
16.00
525.00
Correct answer is A
No explanation has been provided for this answer.