Activity Index
Equation Balancing #2
Identify the correct coefficients
Though coefficients of "1" are not ordinarily written into chemical equations, in this activity EVERY coefficient must be filled in, including coefficients of "1".
Al
4
C
3
+
H
2
O →
CH
4
+
Al(OH)
3
Al +
H
2
SO
4
→
Al
2
(SO
4
)
3
+
H
2
C
3
H
8
+
O
2
→
CO
2
+
H
2
O
NO +
O
2
→
NO
2
(NH
4
)
2
Cr
2
O
7
→
N
2
+
H
2
O +
Cr
2
O
3
BiCl
3
+
H
2
S →
Bi
2
S
3
+
HCl
NaCN +
H
2
SO
4
→
Na
2
SO
4
+
HCN
NH
3
+
H
3
PO
4
→
(NH
4
)
3
PO
4
Mg +
H
2
SO
4
→
MgSO
4
+
H
2
C
4
H
10
+
O
2
→
CO
2
+
H
2
O
H
2
O +
CO
2
→
C
12
H
22
O
11
+
O
2
H
2
O +
C →
H
2
+
CO
S +
O
2
→
SO
2
SO
2
+
O
2
→
SO
3
NaOH +
KHC
8
H
4
O
4
→
NaKC
8
H
4
O
4
+
H
2
O
C
6
H
6
OS +
O
2
→
CO
2
+
H
2
O +
SO
3
NaOH +
H
2
SO
4
→
Na
2
SO
4
+
H
2
O
FeS +
HCl →
FeCl
2
+
H
2
S
CaO +
HCl →
CaCl
2
+
H
2
O
C
6
H
5
N
2
Cl →
C
6
H
5
Cl +
N
2
CH
3
CHO →
CH
4
+
CO
CH
3
COF +
H
2
O →
CH
3
COOH +
HF
NO +
Cl
2
→
NOCl
N
2
O
5
→
NO
2
+
O
2
P +
Br
2
→
PBr
3
Check
OK
Activity Index