Download Ch C10 Chemical Quantities Packet

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Ch C10 Chemical Quantities Packet
Chemistry
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Ch C10 Chemical Quantities Packet
Ch C10 Chemical Quantities Packet
Ch C10 Chemical Quantities Packet
Ch C10 Chemical Quantities Packet
Ch C10 Chemical Quantities Packet
Ch C10 Chemical Quantities Packet
Ch C10 Chemical Quantities Packet
Ch C10 Chemical Quantities Packet
Ch C10 Chemical Quantities Packet
C10 More HW: Moles
C10 Empirical Formulas
C10 Molecular Formulas
Periodic Table
Ion Table
Points
(0)
8
8
22
22
22
26
12
13
22
8
10
(0)
(0)
Packet Pages
2
3
4
5-6
7-8
9-10
11
12-13
14-15
16-17
18
19
21
22
C10 Molar Super Highway
GIVEN
MASS
It must be in grams,
if not
convert to grams!
GIVEN
VOLUME
1_mole
___(always)__
molar
mass
You must
calculate this!
1_mole
___(always)___
22.4_liters
(always)
It must be in liters,
if not
convert to liters!
GIVEN
REPRESENTATIVE
PARTICLES
1_mole
___(always)__
6.02E23
(always)
M
O
L
A
R
S
U
P
E
R
H
I
G
H
W
A
Y
6.02E23
___(always)__
1_mole
(always)
NEED
REPRESENTATIVE
PARTICLES
molar mass
You must
calculate this!
NEED
__________
1_mole
MASS
IN
GRAMS
(always)
NEED
22.4_liters
VOLUME
____(always)____
IN
LITERS
1_mole
(always)
Chapter 10: Chemical Quantities
1. Avogadro’s Number or NA
2. empirical formula
3. molar mass
4. molar volume
5. mole or mol
6. percent composition
7. representative particle
8. standard temperature and pressure or STP
9. Molecular Formula
Please Calculate Molar mass
H2O
(NH4) 2O2
H
1 x 2.0
=2
O
1 x 16.0
= 16
H2O =
18.0_g
(NH4) 2O2 =
Tl
Sn(HSO4)2
Tl =
Fe(CN)2
Sn(HSO4)2=
Fe(CN)2 =
N2
N2 =
4
C10 Moles to Mass and vica versa
Please Convert the # of Moles to the Mass
1.
1 mole of H2SO4 =
1 mole of H2SO4
98.1 grams H2SO4
1 mole of H2SO4
2.
10 moles of NaOH
3.
5 moles of NH4OH
4.
1.25 moles of Fe(C2H3O2)3
5.
.75 moles of CuSO4
6.
.50 moles CaSO4 • 2H2O
7.
.11 moles MnCl2 • 4H2O
8.
.05 moles C12H22O11
9.
.01 moles Pb(OH)2
10.
.17 moles K2SO4
11.
.39 moles CaSO3
5 of 22
= 98.1 grams of H2SO4
Please Convert the Mass to the # of Moles
12.
249.7 grams of CuSO4 • 5H2O
249.7 grams of CuSO4 • 5H2O
1 mole of CuSO4 • 5H2O
249.7 grams of CuSO4 • 5H2O
13.
435_g of N2O5
14.
155_g of (NH4)3PO4
15.
48_g of MgSO4
16.
247_g Al(NO3)3
17.
75_g of Li3PO4
18.
333_g of SO2
19.
1523_g of MgCO3
20.
21_g of Na2CO3
21.
785_g of CH2Cl2COOH
6 of 22
= 1 mole of CuSO4 • 5H2O
C10 Moles to Volume and vica versa
Please Convert the # of Moles to liters of volume 1 mole of any gas at STP has a volume of 22.4_liters
1.
10 moles of CO2
10 moles of CO2
22.4_l of CO2
1 mole of CO2
2.
.60 moles of SO2(g)
3.
3.50 moles of He2(g)
4.
3.20 x 10-3 moles of CO2(g)
5.
.960 moles of CH4(g)
6.
3.72 moles of N2(g)
7.
.45 moles CO(g)
8.
.15 moles H2CCH2(g)
9.
.01 moles HCCH(g)
10.
.007 moles H2(g)
11.
.39 moles Ar(g)
7 of 22
= 224_l of CO2
Please Convert liters of volume to the # of Moles
12.
100 liters of O2(g)
100 liters of O2(g)
1 mole of O2(g)
22.4 liters of O2(g)
13
.15 liters of N2O5(g)
14.
114 liters of NH3(g)
15.
48 liters of H2CCHOH(g)
16.
1521_l O3(g)
17.
1_l CCl4(g)
18.
.42_l SO2(g)
19.
250_ml Kr(g)
20.
45_cc NO2(g)
21.
457_cm3 SF7(g)
8 of 22
= 4.46 mole of O2(g)
DC C10 Moles to RP and vica versa
Please Convert the # of Moles to the # of Representative Particles
1.
1 mole of H2SO4 =
1 mole of H2SO4
6.02 x 1023 formula units H2SO4
1 mole of H2SO4
2.
10 moles of sodium hydroxide
3.
5 moles of NH4OH
4.
1.25 moles of Fe(C2H3O2)3
5.
.75 moles of Cupric sulfate
6.
.50 moles CaSO4 • 2H2O
7.
.11 moles MnCl2 • 4H2O
8.
.05 moles C12H22O11
9.
.01 moles Lead (II) hydroxide
10
.17 moles K2SO4
11
.39 moles Calcium sulfite
9 of 22
= 6.02 x 1023 formula units H2SO4
Please Convert the # of Representative Particles to the # of Moles
1. 6.02 x 1023 molecules of CuSO4 • 5H2O
6.02 x 1023 formula units CuSO4 • 5H2O
= 1 mole of CuSO4 • 5H2O
1 mole of CuSO4 • 5H2O
6.02 x 1023 formula units of
2. 4.50 x 1021 molecules of dinitrogen pentoxide
3. 2.31 X 1015 formula units of (NH4)3PO4
4. 1.1 x 1025 formula units of MgSO4
5. 4.05 x 1011 formula units of Aluminum nitrate
6. 2.13 x 1030 formula units of Li3PO4
7. 9.9 x 103 molecules of Sulfur dioxide
8. 1.1 x 101 formula units of MgCO3
9. 5.00 x 100 formula units of Sodium Carbonate
10. 1.913 x 1017 molecules of CH2Cl2COOH
10 of 22
CuSO4 • 5H2O
Ch C10 Chemical Quantities Packet
Moles
Mass
1 mole
3 moles
Volume
28 g N2
22.4 liter
g O2
2.4 x 1024
220 g CO2
44.8 liters SO2
12 moles
1.2 x 1024
7.2 x 1024
g NH3
8 g O2
0.60 moles
6.0 x 1023
67.2 liter
8 g H2
5 moles
No. of Particles
5.6 liter
g N2
80 g O2
g NH3
56.0 liter
8 x 1023
g CH4
0.66g CO2
1400 moles
g CO
g SO2
336 mL
3 x 1021
g O2
8000g H2
28 moles NH3
9.5 x 1026
g CCl4
1680 liter CH4
g C2H6
11 of 22
9.0 x 1028
Ch C10 Chemical Quantities Packet
Please convert the # of liters of volume to the # of moles, mass, and number of representative particles.
All Gases are @ STP. YOU MUST SHOW ALL WORK & UNITS.
1. 10_l CO2
2. 250_ml SO2(g)
3. 67.2_l He2(g)
12 of 22
Please convert the # of representative particles to the # of moles, mass, and # of liters of volume. All
Gases are @ STP. YOU MUST SHOW ALL WORK & UNITS.
4. 7.633 x 1023 molecules CO(g)
5. 2.58 x 1022 molecules CH4(g)
6. 1.91 x 1023 molecules H2CCH2(g)
13 of 22
Ch C10 Chemical Quantities Packet
28. Calculate the percent composition of the compounds that are formed from the following reactions
These are examples of the first problem type or 1. % composition of a unknown compound.
a. 9.03_g Mg combines completely with 3.48_g of N
b. 29.0_g of Ag combines completely with 4.30_g of S
c. 222.6_g of Na combines completely with 77.4_g of O
29. Calculate the % composition for each of these five compounds
These are examples of the second problem type or 2. % composition of a known compound
a. ethane, C2H6
b. sodium bisulfate, NaHSO4
c. calcium acetate, Ca(C2H3O2)2
14 of 22
d. hydrogen cyanide, HCN
e. water, H2O
30. Using the results of Problem 29, calculate the amount of hydrogen in the following amounts of
these compounds
These are examples of the third problem type or 3. % composition of a element in a known amount of
a known compound.
a.350_g C2H6
b. 20.2_g NaHSO4
c. 124_g Ca(C2H3O2)2
d. 378_g HCN
e. 100_g H2O
15 of 22
Chemistry
More Practice: Moles
Use your worksheets and your textbook as resources to complete this practice test. If you use a friend,
be sure you understand the problem. Getting the answer is useless of you do not know how to solve
the problem.
1.
How many moles of carbon is 9.27 x 1026 atoms?
2.
How many molecules are there in 10.0 moles of CO2? How many atoms?
3.
How many nitrate ions are in 5 moles of potassium nitrate, KNO3?
4.
How many grams are in 3.20 moles of water?
5.
How many moles are in 1,000 grams of sodium chloride, NaCl?
6.
What is the gram-formula mass of Na2CO3 • 10H2O?
16 of 22
7.
The density of a gaseous compound of nitrogen and oxygen is 1.34 g/L. Determine the gram
molecular mass of the compound. Is the compound NO or N2O?
8.
How many silicon atoms are in a silicon chip that is pure silicon and weighs 1.00 grams?
9.
Determine the volume in liters of 0.75 moles of nitrogen gas, N2.
10. How many moles are in 200 liters of chlorine gas, Cl2?
11. A 6.4 piece of copper combines completely with 1.6 grams of oxygen. What is the % composition
of this compound?
12. What is the weight of 1 atom of uranium, U?
13. Calculate the % composition of H2SO4? Calculate the mass of sulfur in 400 grams of H2SO4.
17 of 22
Empirical Formulas
18 of 22
Molecular Formulas
19 of 22
20 of 22
1A
3A
4A
5A
6A
7A
8A
2A
1
1
2
3
4
5
6
7
3B
H
1.0079
4
3
Li
6.941
11
Na
22.989
8
19
K
39.098
3
37
Rb
85.467
8
55
Cs
132.90
5
87
Fr
(223)
4B
5B
6B
7B
8B
9B
10B
1B
2
2B
4
He
5
Be
B
10.81
9.0121
8
12
Mg
13
Al
24.305
20
Ca
21
Sc
22
Ti
23
40.08
44.95
59
39
Y
47.88
50.941
5
41
Nb
38
Sr
87.62
56
Ba
137.33
88
Ra
226.02
5
88.90
59
71
Lu
174.9
67
103
Lr
(260)
40
Zr
91.224
72
Hf
178.49
104
Rf
(261)
6
7
V
92.906
4
73
Ta
180.94
8
105
Db
(262)
57
La
138.90
6
89
Ac
227.02
8
6
7
N
O
F
12.01
11
14
14.006
7
15
P
15.99
94
16
S
18.998
4
17
Cl
18
Ar
30.973
8
33
32.06
35.453
39.948
Si
28.08
55
32
24
Cr
25
Mn
26
Fe
27
Co
28
Ni
29
Cu
30
Zn
51.996
54.93
8
43
Tc
55.84
7
44
Ru
58.93
3
45
Rh
58.69
65.39
69.72
46
Pd
63.54
6
47
Ag
Ge
72.59
48
Cd
49
In
50
Sn
(98)
101.0
7
76
Os
102.9
06
77
Ir
106.4
2
78
Pt
107.8
68
79
Au
112.4
1
80
Hg
114.82
118.7
1
82
Pb
190.2
192.2
2
109
Mt
(266)
195.0
8
110
Ds
(271)
196.9
67
111
Uuu
(272)
200.5
9
112
Uub
(277)
204.38
3
61
Pm
(145)
62
Sm
150.3
6
94
Pu
(244)
63
Eu
151.9
6
95
Am
(243)
64
Gd
157.2
5
96
Cm
(247)
65
Tb
158.92
5
97
Bk
(247)
95.94
74
W
75
Re
183.85
186.2
07
107
Ns
(262)
108
Hs
(265)
59
Pr
140.9
08
91
Pa
231.0
36
60
Nd
144.2
4
92
U
238.0
3
106
Sg
(266)
58
Ce
140.12
90
Th
232.03
8
93
Np
237.0
5
21 of 22
81
Tl
9
C
26.981
5
31
Ga
42
Mo
8
4.0026
0
10
Ne
207.2
As
74.921
6
51
Sb
121.75
83
Bi
208.98
0
114
Uuq
(289)
66
Dy
162.5
0
98
Cf
(251)
34
Se
35
Br
78.96
79.904
52
53
Te
127.6
0
84
Po
(209)
I
126.90
5
85
At
(210)
116
Uuh
67
Ho
164.93
0
99
Es
(252)
68
Er
167.2
6
100
Fm
(257)
20.179
36
Kr
83.80
54
Xe
131.29
86
Rn
(222)
118
Uuo
69
Tm
168.93
4
101
Md
(258)
70
Yb
173.04
102
No
(259)
Monatomic
Formula
+1
H+
Li+
Na+
K+
Rb+
Cs+
Cu+1
Hg2+2
Ag+
Au+
NH4 +1
+2
Be+2
Mg+2
Ca+2
Sr+2
Ba+2
Ra+2
Zn+2
Cd+2
Cu+2
Hg+2
Fe+2
Cr+2
Mn+2
Co+2
Ni+2
Sn+2
Pb+2
3+
B+3
Al+3
Ga+3
In+3
Tl+3
Sb+3
As+3
Bi+3
Ni+3
Fe+3
Cr+3
Mn+3
Co+3
Ti+3
4+
Mn+4
Sn+4
Pb+4
5+
Sb+5
As+5
Ions
Name
Cations
Hydrogen
Lithium
Sodium
Potassium
Rubidium
Cesium
Copper (I)
Mercury (I)
Silver
Gold
Ammonium
Cations
Beryllium
Magnesium
Calcium
Strontium
Barium
Radium
Zinc
Cadmium
Copper (II)
Mercury (II)
Iron (II)
Chromium (II)
Manganese (II)
Cobalt (II)
Nickel (II)
Tin (II)
Lead (II)
Cations
Boron
Aluminum
Gallium
Indium
Thallium
Antimony (III)
Arsenic (III)
Bismuth (III)
Nickel (III) ion
Iron (III)
Chromium (III)
Manganese (III)
Cobalt (III)
Titanium (III)
Cations
Manganese (IV)
Tin (IV) ion
Lead (IV) ion
Cations
Antimony (V)
Arsenic (V)
Name
Cuprous
Mercurous
Cupric
Mercuric
Ferrous
Chromous
Manganous
Cobaltous
Stannous
Plumbous
Ferric
Chromic
Manganic
Cobaltic
Titanous
Formula
-1 Charge
HFClBrI-1 Charge
C2H3O2ClOClO2ClO3ClO4CNHCO3HSO3-1
HSO4-1
H2PO4-1
MnO4NO2NO3OHSCNC2H3O2-2 Charge
O-2
S-2
Se-2
CO3-2
C2O4-2
CrO4-2
Cr2O7-2
HPO4-2
O2-2
SO3-2
SO4-2
SiO3-2
-3 Charge
N-3
P-3
PO3-3
PO4-3
AsO4-3
Stannic ion
Plumbic ion
22 of 22
Name
Anions
Hydride
Fluoride
Chloride
Bromide
Iodide
Anions
Acetate
Hypochlorite
Chlorite
Chlorate
Perchlorate
Cyanide
Hydrogen carbonate
Hydrogen Sulfite
Hydrogen Sulfate
Dihydrogen Phosphate
Permanganate
Nitrite
Nitrate
Hydroxide
Thiocyanate
Acetate
Anions
Oxide
Sulfide
Selenide
Carbonate
Oxalate
Chromate
Dichromate
Hydrogen Phosphate
Peroxide
Sulfite
Sulfate
Silicate
Anions
Nitride
Phosphide
Phosphite
Phosphate
Arsenate
Alternative
Bicarbonate
Bisulfate