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WAEC 2016
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46
Consider the following reaction equation
C
2
H
4(g)
+ 3O
2(g)
\(\to\) 2CO
2(g)
+ 2H
2
O
(l)
.
The volume of oxygen at s.t.p that will be required to burn 14g of ethene is
[C
2
H
4
= 28; Molar volume of gas at s.t.p = 22.4dm
3
A.
64.2dm
3
B.
33.6dm
3
C.
11.2dm
3
D.
3.73dm
3
View Answer & Discuss
WAEC 2016
47
Which of the following sources of energy contributes to green-house effect?
A.
Natural gas
B.
Nuclear
C.
Wind
D.
Solar
View Answer & Discuss (3)
WAEC 2016
48
A consequences of global warming is
A.
Air pollution
B.
Flooding
C.
Increased humidity
D.
Water pollution
View Answer & Discuss (13)
WAEC 2016
49
Which of the following metals is common to both brass and bronze?
A.
Aluminium
B.
Copper
C.
Lead
D.
Iron
View Answer & Discuss (2)
WAEC 2016
50
The alkanol obtained from the production of soap is
A.
Dihydric Alkanol
B.
Tertiary Alkanol
C.
Trihydric Alkanol
D.
Monohydric Alkanol
View Answer & Discuss (1)
WAEC 2016
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