Chapter 8 Chemical Equations Solutions To Review Questions Page 5
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9- Chapter 8 -
13. (a)
2 Ca s
2 H
O l
Ca OH
aq
H
g
2
2
2
l
2 KI aq
s
2 KBr aq
(b)
Br
I
2
2
Cu s
HCl aq
(c)
no reaction
2 Al s
aq
g
aq
(d)
3 H
SO
3 H
Al
SO
2
4
2
2
4 3
Cu s
aq
14. (a)
NiCl
no reaction
2
2 Rb s
O l
g
2 RbOH aq
(b)
2 H
H
2
2
(c)
I
s
CaCl
aq
no reaction
2
2
(d)
3 Mg s
2 Al NO
aq
2 Al s
3 Mg NO
aq
3 3
3 2
15. (a)
Sr s
2 H
O l
H
g
Sr OH
s
2
2
2
aq
aq
aq
2 AgCl s
(b)
BaCl
2 AgNO
Ba NO
2
3
3 2
Mg s
aq
Zn s
aq
(c)
ZnBr
MgBr
2
2
2 K s
g
2 KCl s
(d)
Cl
2
O s
2 LiOH aq
16. (a)
Li
H
O
2
2
aq
aq
aq
s
(b)
Na
SO
Pb NO
2 NaNO
PbSO
2
4
3 2
3
4
(c)
Zn s
CuSO
aq
Cu s
ZnSO
aq
4
4
(d)
4 Al s
3 O
g
2 Al
O
s
2
2
3
17. (a)
2 Ba
O
2 BaO
2
D
(b)
2 NaHCO
Na
CO
H
O
CO
3
2
3
2
2
(c)
Ni
CuSO
NiSO
Cu
4
4
(d)
MgO
2 HCl
MgCl
H
O
2
2
(e)
H
PO
3 KOH
K
PO
3 H
O
3
4
3
4
2
18. (a)
C
O
CO
2
2
D
(b)
2 Al ClO
9 O
2 A1Cl
3 3
2
3
(c)
CuBr
Cl
CuCl
Br
2
2
2
2
(d)
2 SbCl
3 NH
S
Sb
S
6 NH
Cl
3
4 2
2
3
4
D
(e)
2 NaNO
2 NaNO
O
3
2
2
19. (a)
One mole of MgBr
reacts with two moles of AgNO
to yield one mole of Mg(NO
)
and two
2
3
3
2
moles of AgBr.
(b)
One mole of N
reacts with three moles of H
to produce two moles of NH
.
2
2
3
(c)
Two moles of C
H
OH react with nine moles of O
to form six moles of CO
and eight moles
3
7
2
2
of H
O.
2
- 87 -
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