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.
When NH 4CI was dissolved in water, the container was cold to touch. This implies that
the process is endothermic
the process is exothermic
NH4CI is highly soluble in water
NH 4CI forms a saturated solution
Correct answer is A
No explanation has been provided for this answer.
Which of the following statements about enthalpy of neutralization is correct? It
is constant for a strong acid and a strong base
cannot be determined using calorimeter
has a positive value
is higher for strong acid and a weak base
Correct answer is A
No explanation has been provided for this answer.
Which of the following equimolar solutions has the highest conductivity?
CH3COOH(aq)
H2CO3(aq)
H 2SO 4(aq)
NaOH (aq)
Correct answer is C
No explanation has been provided for this answer.
183 K
264 K
300 K
341 K
Correct answer is D
No explanation has been provided for this answer.