A cream contains 4.0% (by mass) lidocaine to relieve back pain. If a patient uses 17 grams of cream, how many milligrams of lidocaine are used?
A cream contains 4.0% (by mass) lidocaine to relieve back pain. If a patient uses 17 grams of cream, how many milligrams of lidocaine are used?
Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter2: Atoms Molecules And Ions
Section: Chapter Questions
Problem 77PS: Acetaminophen, whose structure is drawn below, is the active ingredient in some nonprescription pain...
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Transcribed Image Text:A cream contains 4.0% (by mass) lidocaine to relieve back pain. If a patient uses 17
grams of cream, how many milligrams of lidocaine are used?
Your Answer:
Answer
units
18
Group
8A
Group
1A
13
15
Group Group Group Group Group He
SA
14
16
17
1
H Group
2A
ЗА
4A
6A
7A
4.003
10
Ne
1.008
6
8
Li
Be
Transition elements
10.81
13
6.941
9.012
12
12.01
14.01
16.00
19.00
17
CI
20.18
18
Ar
11
14
15
16
Na Mg
3.
4
7
9.
10
11
12
Al
Si
3
3B
4B
5B
6B
7B
-8B
1B
2B
32.07
34
Se
39.95
26.98
31
Ga Ge As
28.09
32
35.45
35
Br
22.99
30.97
24.31
20
Ca
33
21
SC
19
22
23
24
25
26
27
28
29
30
Ti
Cr Mn Fe Co
Ni
Cu Zn
Kr
4
78.96
52
79.90
53
83.80
54
Хе
54.94
39.10
37
58.93
45
63.55
47
65.41
48
69.72
49
72.64
50
74.92
40.08
44.96
47.87
40
50.94
41
Zr Nb Mo
52.00
42
55.85
44
58.69
46
38
Rb
Sr
Tc
Ru
Rh Pd Ag Cd
In
Sn
Sb
Te
131.3
86
Rn
126.9
95.94
74
(99)
75
102.9
77
106.4
78
107.9
79
112.4
80
114.8
81
TI
121.8
83
127.6
84
Po
118.7
82
Pb
207 2
114
FI
85.47
55
87.62
56
Ba
88.91
57
La
91.22
72
Hf
92.91
73
101.1
76
85
6.
Cs
Ta
W.
Re Os
Ir
Pt Au Hg
Bi
At
200.6
112
210
209.0
115
(209)
116
Lv
(222)
118
204.4
132.9
87
Fr
137.3
88
Ra
138.9
891
Ac
178.5
104
Rf
180.9
105
Db Sg
1838
106
1862
107
190.2
108
192.2
109
195.1
110
197.0
111
113
117
Bh Hs Mt Ds Rg Cn Nh
Mc
Ts
Og
ト
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