info@clay6.com
+91-9566306857
(or)
+91-9176170648
Ask Questions, Get Answers
Menu
X
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
NEET
Physics
Chemistry
Biology - XII
Biology - XI
studyplans
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
NEET
Physics
Chemistry
Biology - XII
Biology - XI
mobile
exams
ask
sample papers
tutors
pricing
login
X
ASK
Home
>>
JEEMAIN and NEET
>>
Chemistry
>>
States of Matter: Liquids and Gases
The temperature at which $H_2$ has the same RMS speed (at 1 atm) as that of $O_2$ at NTP is
$(a)\;37K\qquad(b)\;17K\qquad(c)\;512K\qquad(d)\;27K$
jeemain
chemistry
states-of-matter
unit5
class11
medium
q144
Share
asked
Mar 9, 2014
by
sharmaaparna1
retagged
Jul 14, 2014
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1 Answer
$U_{rms} H_2 = \sqrt{[\large\frac{3RT_1}{2}]}$
$U_{rms} O_2 = \sqrt{[\large\frac{3RT_2}{32}]}$
$[T_2 = 273K]$
$\therefore \large\frac{T_1}{2} = \large\frac{T_2}{32}$
$T_1 = \large\frac{2\times 273}{32} $
$\;\;\;\;\;=17K$
Hence answer is (b)
answered
Mar 9, 2014
by
sharmaaparna1
Please
log in
or
register
to add a comment.
Related questions
The ratio between the rms Speed of $H_2$ at 50K and that of $O_2$ at 800K is :
jeemain
chemistry
physical-chemistry
class11
unit5
states-of-matter
ideal-gas-equation
easy
q12
asked
Feb 12, 2014
by
sharmaaparna1
1
answer
A spherical balloon of 21cm diameter is to be filled up with $H_2$ at NTP from a cylinder containing the gas at 20 atm at $27^{\large\circ}C$. The cylinder can hold 2.82 litre of water at NTP . Calculate the number of balloons that can be filled up.
jeemain
chemistry
states-of-matter
ideal-gas-equation
unit5
class11
difficult
q164
asked
Mar 31, 2014
by
sharmaaparna1
1
answer
A 40 mL of a mixture of $H_2O$ and $O_2$ was placed in a gas burette at $18^{\large\circ}C$ and 1 atm P. A spark was applied so that the form a pure gas had a volume of 10mL at $18^{\large\circ}C$ and 1 atm P . If the remaining gas was $H_2$, what was the initial mole $\%$ of $H_2$ in mixture?
jeemain
chemistry
physical-chemistry
class11
unit5
states-of-matter
ideal-gas-equation
medium
q73
asked
Feb 23, 2014
by
sharmaaparna1
1
answer
The ratio between the root mean square speed of $H_2$ at 50K and that of $O_2$ at 800K is..
jeemain
chemistry
states-of-matter
unit5
class11
medium
q141
asked
Mar 6, 2014
by
sharmaaparna1
1
answer
The ratio of average speed of an oxygen molecule to the RMS speed of a nitrogen molecule at the same temperature is :
jeemain
chemistry
states-of-matter
unit5
class11
medium
q140
asked
Mar 6, 2014
by
sharmaaparna1
1
answer
At same temperature two bulbs A and B of equal capacity are filled with He and $SO_2$ respectively. If the pressure in two bulbs is same. Calculate the ratio of rms speed for them.
jeemain
chemistry
physical-chemistry
class11
unit5
states-of-matter
kinetic-molecular-theory-of-gases
easy
q45
asked
Feb 16, 2014
by
sharmaaparna1
1
answer
The density of a mixture of $O_2$ and $N_2$ at NTP is 1.3g/l . Calculate partial pressure of $O_2$ .
jeemain
chemistry
states-of-matter
unit5
class11
ideal-gas-equation
difficult
q179
asked
Apr 5, 2014
by
sharmaaparna1
1
answer
Ask Question
Tag:
Math
Phy
Chem
Bio
Other
SUBMIT QUESTION
►
Please Wait
Take Test
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
JEEMAIN
350+ TESTS
NEET
320+ TESTS
...
close