What is the ratio of rms (root-mean-square) molecular speed of H2 gas (2 g/mol) at 0°C to rms molecular speed of F2 gas (38 g/mol) at 273°C? (Urms (H2, 0°C)/Urms(F2, 273°C)=?)
What is the ratio of rms (root-mean-square) molecular speed of H2 gas (2 g/mol) at 0°C to rms molecular speed of F2 gas (38 g/mol) at 273°C? (Urms (H2, 0°C)/Urms(F2, 273°C)=?)
Introductory Chemistry: An Active Learning Approach
6th Edition
ISBN:9781305079250
Author:Mark S. Cracolice, Ed Peters
Publisher:Mark S. Cracolice, Ed Peters
Chapter4: Introduction To Gases
Section: Chapter Questions
Problem 53E: A container with a volume of 56.2 L holds helium at STP. The gas is compressed to 23.7 L and 2.09...
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![What is the ratio of rms (root-mean-square) molecular speed of H2 gas (2 g/mol) at 0°C to rms molecular speed of F2 gas (38 g/mol) at 273°C?
(Urms (H2, 0°C)/Urms (F2, 273°C)=?)
hydrogen
helium
Не
1.0079
4.0026
lithium
beryllium
boron
carbon
nitrogen
oxygen
fluorine
neon
4.
6
8
9
10
Ве
F Ne
6.941
sodium
9.0122
magnesium
12
10.811
aluminium
12.011
silicon
14.007
phosphorus
15
15,999
sulfur
18.998
chlorine
20,180
11
13
14
16
17
18
Na Mg
Al Si
CI Ar
22.990
potassium
19
26.982
gallum
31
28.086
germanium
32
32.065
selenium
24.305
30.974
vanadium
23
35.453
bromines
39,948
krypton
36
calcium
scandium
titanium
chromium
manganese
25
iron
cobalt
nickel
copper
zinc
arsenic
20
21
22
24
26
27
28
29
30
33
34
35
K Ca
Sc Ti
Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr
47.867
zirconium
50.942
niobium
54.938
molybdenum technetium
42
55.845
ruthenium
58.693
palladium
46
39.098
40.078
strontium
38
44.956
51.996
58.933
63.546
silver
65.39
cadmium
48
69.723
indium
72.61
tin
74.922
antimony
51
78.96
tellurium
79,904
83.80
rubidium
yttrium
rhodium
iodine
xenon
37
40
41
43
44
45
47
49
50
52
53
54
Rb Sr
Y
Zr | Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te
Хе
101.07
osmium
106.42
platinum
78
121.76
bismuth
127,60
polonium
84
85.468
87,62
barium
91.224
hafnium
92.906
tantalum
95.94
88.906
lutetium
198]
rhenium
102.91
iridium
107.87
gold
79
114.82
thallium
118.71
lead
126,90
astatine
131.29
radon
112.41
tungsten
74
caesium
mercury
55
56
57-70
71
72
73
75
76
77
80
81
82
83
85
86
Cs Ba
Lu Hf Ta
W Re Os
Pt Au Hg TI Pb Bi Po At Rn
178.49
lawrencium rutherfordium dubnium
104
183.84
seaborgium
106
186.21
bohrium
192.22
meitnerium
195.08
ununnilium
196.97
200.59
ununbium
204.38
132.91
francium
137,33
radium
174.97
180.95
190.23
hassium
108
207.2
208.98
[209
[210
[222]
unununium
unpenbunun
87
88
89-102
103
105
107
109
110
111
112
114
Fr Ra ** Lr Rf Db Sg Bh Hs Mt Uun UuuUub
Uug
[223]
[226|
[262]
[261]
[262]
[266]
[264]
[269
[268]
[271]
[272]
[277]
[289
praseodymium neodymium
59
gadolinium
64
terbium
65
lanthanum
cerium
promethium
61
europium
63
dysprosium
66
holmium
thulium
ytterbium
70
samarium
erbium
57
58
60
62
67
68
69
*Lanthanide series
La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb
140.12
thorium
90
140.91
protactinium
91
[145
neptunium
93
150,36
plutonium
94
151.96
americium
95
157.25
curium
162.50
californium
98
164.93
einsteinium
167.26
fermium
168,93
mendelevium
101
173.04
nobelium
102
158.93
berkeljum
97
actinium
uranium
** Actinide series
89
92
96
99
100
Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No
[227]
232.04
231.04
238.03
[237]
[244]
[243]
[247]
[247]
[251]
[252]
[257]
[258]
[259
Select one:
оа. 19/2
O b. S(2/19)
ос. 2/19
Od.
V (19)
V (19/2)
O e.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2b4c1953-27b7-4816-acc3-a7742b82effd%2F5f1c0ab3-ccc8-4710-853a-e9a42ea53648%2Faomzajq_processed.png&w=3840&q=75)
Transcribed Image Text:What is the ratio of rms (root-mean-square) molecular speed of H2 gas (2 g/mol) at 0°C to rms molecular speed of F2 gas (38 g/mol) at 273°C?
(Urms (H2, 0°C)/Urms (F2, 273°C)=?)
hydrogen
helium
Не
1.0079
4.0026
lithium
beryllium
boron
carbon
nitrogen
oxygen
fluorine
neon
4.
6
8
9
10
Ве
F Ne
6.941
sodium
9.0122
magnesium
12
10.811
aluminium
12.011
silicon
14.007
phosphorus
15
15,999
sulfur
18.998
chlorine
20,180
11
13
14
16
17
18
Na Mg
Al Si
CI Ar
22.990
potassium
19
26.982
gallum
31
28.086
germanium
32
32.065
selenium
24.305
30.974
vanadium
23
35.453
bromines
39,948
krypton
36
calcium
scandium
titanium
chromium
manganese
25
iron
cobalt
nickel
copper
zinc
arsenic
20
21
22
24
26
27
28
29
30
33
34
35
K Ca
Sc Ti
Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr
47.867
zirconium
50.942
niobium
54.938
molybdenum technetium
42
55.845
ruthenium
58.693
palladium
46
39.098
40.078
strontium
38
44.956
51.996
58.933
63.546
silver
65.39
cadmium
48
69.723
indium
72.61
tin
74.922
antimony
51
78.96
tellurium
79,904
83.80
rubidium
yttrium
rhodium
iodine
xenon
37
40
41
43
44
45
47
49
50
52
53
54
Rb Sr
Y
Zr | Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te
Хе
101.07
osmium
106.42
platinum
78
121.76
bismuth
127,60
polonium
84
85.468
87,62
barium
91.224
hafnium
92.906
tantalum
95.94
88.906
lutetium
198]
rhenium
102.91
iridium
107.87
gold
79
114.82
thallium
118.71
lead
126,90
astatine
131.29
radon
112.41
tungsten
74
caesium
mercury
55
56
57-70
71
72
73
75
76
77
80
81
82
83
85
86
Cs Ba
Lu Hf Ta
W Re Os
Pt Au Hg TI Pb Bi Po At Rn
178.49
lawrencium rutherfordium dubnium
104
183.84
seaborgium
106
186.21
bohrium
192.22
meitnerium
195.08
ununnilium
196.97
200.59
ununbium
204.38
132.91
francium
137,33
radium
174.97
180.95
190.23
hassium
108
207.2
208.98
[209
[210
[222]
unununium
unpenbunun
87
88
89-102
103
105
107
109
110
111
112
114
Fr Ra ** Lr Rf Db Sg Bh Hs Mt Uun UuuUub
Uug
[223]
[226|
[262]
[261]
[262]
[266]
[264]
[269
[268]
[271]
[272]
[277]
[289
praseodymium neodymium
59
gadolinium
64
terbium
65
lanthanum
cerium
promethium
61
europium
63
dysprosium
66
holmium
thulium
ytterbium
70
samarium
erbium
57
58
60
62
67
68
69
*Lanthanide series
La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb
140.12
thorium
90
140.91
protactinium
91
[145
neptunium
93
150,36
plutonium
94
151.96
americium
95
157.25
curium
162.50
californium
98
164.93
einsteinium
167.26
fermium
168,93
mendelevium
101
173.04
nobelium
102
158.93
berkeljum
97
actinium
uranium
** Actinide series
89
92
96
99
100
Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No
[227]
232.04
231.04
238.03
[237]
[244]
[243]
[247]
[247]
[251]
[252]
[257]
[258]
[259
Select one:
оа. 19/2
O b. S(2/19)
ос. 2/19
Od.
V (19)
V (19/2)
O e.
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