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2491
The determination of heat of combustion is carried out with
A.
a thermometer
B.
a bomb calorimeter
C.
an evaporating dish
D.
a boiling tube
View Answer & Discuss (1)
WAEC 2010
2492
The minimum amount of energy required for effective collisions between reacting particles is known as
A.
activation energy
B.
bond energy
C.
kinetic energy
D.
potential energy
View Answer & Discuss (1)
WAEC 2010
2493
Which of the following oxides is basic?
A.
NO
2
B.
AI
2
O
3
C.
SO
2
D.
CaO
View Answer & Discuss (1)
WAEC 2010
2494
Which of the following equimolar solutions would have the highest conductivity?
A.
NH
4
NO
3(aq)
B.
NaNO
3(aq)
C.
Mg(NO
3
)
2(aq)
D.
AI(NO
3
)
3(aq)
View Answer & Discuss (3)
WAEC 2010
2495
The following substances are normal salts except
A.
AI(NO
3
)
3
B.
FeSO
4
C.
Mg(OH)NO
3
D.
NaCI
View Answer & Discuss (2)
WAEC 2010
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