SummerWorkanswerkey
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Changed: 38c38
:49)CdS (77.79%Cd), CdSe (58.73%), 46.83% Cd), CdTe (46.83%)
:49)CdS (77.79%Cd), CdSe (58.73% Cd), CdTe (46.83% Cd)
AP Chemistry Summer Work Answer Key
Note :
1L =1dm3
1.0 X 10
3
ml = 1.0E3 ml
Set#1 Pg30
30a) 0.134nm
b) 1.34A
37) 110.km/s
41) 39.2 degree C and 312.4K
69) 6E10 ft
3
and 7E14 ug and 7E5 kg
72) Can't tell (need to show data)
Set#2 Pg72
42)Can't show in answer key
66)Can't give answer
70)Can't give answer
Set#3 Pg123
15) 24.31amu
47a) 294.30g/mol
b) 3.40E-2mol
c) 459g
d) 1.0E19 molecules
e) 4.9E21atoms of nitrogen
f) 4.9E-13g or 4.9E2fg
49)CdS (77.79%Cd), CdSe (58.73% Cd), CdTe (46.83% Cd)
61)Empirical Formula (EF) is C
3
H
6
O
2
67)EF = C
1
H
1
Molecular Formula (MF) = C
6
H
6
69)C
3
H
8
Set#4 Pg123
77d) Can't show answer but all atoms must balance
77e) Can't show answer but all atoms must balance
87) 97g of concentrated sulfuric acid
90a) 73.9g
90b) 1.30E2g
96a) 18.0g HgBr
2
produced ; 7.97g Br
2
reacted ; 1.03g Br
2
excess
96b)35.0g HgBr
2
produced
106)CuSO
4
5H
2
O
Chemical name is called Copper (II) sulfate pentahydrate
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Last edited September 13, 2007 2:00 pm
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