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Q1. What is the mean velocity of one Mole neon gas at a temperature of 400 Kelvin?

(a) 11.533 m/s
(b) 357.578 m/s
(c) 367.79 m/s
(d) 34 m/s

Q2. What is the ratio of the velocities of 2 moles of hydrogen to five moles of helium?

(a) 14???
(b) 10???
(c) 20???
(d) 50???

Q3. Which among the following options do you think has the highest average speed?

(a) chlorine
(b) hydrogen
(c) neon
(d) oxygen

Q4. What is the most probable speed of oxygen gas with the mass of 32 grams at 27-degree centigrade?

(a) 33.74 m/s
(b) 44.78 m/s
(c) 57.94 m/s
(d) 549.14 m/s

Q5. The root mean square speed of a gas at a certain condition is 1.128 times greater than the most probable speed.

(a) true
(b) false
(c) -
(d) -

Q6. Which of the following is greater for identical conditions and the same gas?

(a) most probable speed
(b) average speed
(c) root mean square speed
(d) most probable and average speed have the same value

Q7. What is the ratio of root mean square speed of 16 grams of Oxygen to 4 grams of hydrogen?

(a) 2
(b) 3
(c) 4
(d) 1

Q8. The speed of three particles is recorded as 3 m/s, 4 m/s, and 5 m/s. What is a root mean square speed of these particles?

(a) 4.082 m/s
(b) 2.07 m/s
(c) 3.87 m/s
(d) 3.082 m/s

Q9. What is the ratio of urms to ump in oxygen gas at 298k?

(a) 1.124
(b) 1.224
(c) 1.228
(d) 1.128

Q10. Calculate the root mean square speed of hydrogen in m/s at 27?C?

(a) 2835.43 m/s
(b) 2635.43 m/s
(c) 2735.43 m/s
(d) 2731.43 m/s


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477 views

1° C Rise In Temperature Is Equal To A Rise Of

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1° C Rise In Temperature Is Equal To A Rise Of

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In A Closed Flask Of 5 Litres, 1.0 G Of H2 Is Headed From 300 To 600 K. Which Statement Is Not Correct

Modified 237 Year Ago

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237 Year Ago

In A Closed Flask Of 5 Litres, 1.0 G Of H2 Is Headed From 300 To 600 K. Which Statement Is Not Correct

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Equal Amounts Of Two Gases Of Molecular Weight 4 And 40 Are Mixed. The Pressure Of The Mixture Is 1.1 Atm. The Partial Pressure Of The Light Gas In This Mixture Is

Modified 237 Year Ago

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237 Year Ago

Equal Amounts Of Two Gases Of Molecular Weight 4 And 40 Are Mixed. The Pressure Of The Mixture Is 1.1 Atm. The Partial Pressure Of The Light Gas In This Mixture Is

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Assertion : Effusion Rate Of Oxygen Is Smaller Than Nitrogen. Reason : Molecular Size Of Nitrogen Is Smaller Than Oxygen.

Modified 237 Year Ago

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237 Year Ago

Assertion : Effusion Rate Of Oxygen Is Smaller Than Nitrogen. Reason : Molecular Size Of Nitrogen Is Smaller Than Oxygen.

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401 views

Molecules/ions And Their Magnetic Properties Are Given Below

Modified 237 Year Ago

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237 Year Ago

Molecules/ions And Their Magnetic Properties Are Given Below

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401 views

Assertion : We Air Is Heavier Than Dry Air. Reason : The Density Of A Dry Air Is More Than Density Of Water.

Modified 237 Year Ago

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401
237 Year Ago

Assertion : We Air Is Heavier Than Dry Air. Reason : The Density Of A Dry Air Is More Than Density Of Water.

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