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Vander Waal?s equation



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Q1. Compressibility factor z is

(a) z = PV/RT
(b) z = Pv/RT
(c) z = PM/RT
(d) z = PV/nT

Q2. Corrected and normalized conditions of temperature, pressure and volume, normalized by their respective critical conditions is called

(a) Reduced variables
(b) Corresponding variables
(c) Standard condition variables
(d) None of the mentioned

Q3. For the Van der Waals real gas equation

(a) Both statements are false
(b) Only one can be true at a time
(c) Both statement are true
(d) None of the mentioned

Q4. The summation of each of the partial pressure of the component in a system equals to the total pressure. Is

(a) Dalton`s law
(b) Boyle`s law
(c) Charles`s Law
(d) None of the mentioned

Q5. A parameter that indicates the degree of nonsphericity of a molecule is called

(a) Compressibility factor
(b) Acentric factor
(c) Holburn factor
(d) None of the mentioned

Q6. For an ideal gas, the compressibility factor is

(a) 0.5
(b) 1
(c) 1.5
(d) 2

Q7. ?Any compound should have the same reduced volume at the same reduced pressure and reduced temperature.? Is known as

(a) Law of corresponding states
(b) Law of critical state
(c) Law of reduced state
(d) None of the mentioned

Q8. Material in a state above its critical point is

(a) Critical fluid
(b) Supercritical fluid
(c) Plasma fluid
(d) None of the mentioned

Q9. Critical point occurs at

(a) Highest temperature and pressure at which gas and liquid can coexist
(b) Lowest temperature and pressure at which gas and liquid can coexist
(c) Highest temperature and lowest pressure at which gas and liquid can coexist
(d) Lowest temperature and highest pressure at which gas and liquid can coexist

Q10. The set of physical conditions at which the density and other properties of a liquid and vapour become identical, is called

(a) Corresponding state
(b) Critical state
(c) Equation of state
(d) None of the mentioned


0 votes
1 Answer
482 views

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

Modified 241 Year Ago

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482
241 Year Ago

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

0 votes
1 Answer
459 views

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 241 Year Ago

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459
241 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

0 votes
1 Answer
440 views

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 241 Year Ago

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440
241 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

0 votes
1 Answer
412 views

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

Modified 241 Year Ago

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412
241 Year Ago

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

0 votes
1 Answer
410 views

Molecules/ions And Their Magnetic Properties Are Given Below

Modified 241 Year Ago

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410
241 Year Ago

Molecules/ions And Their Magnetic Properties Are Given Below

0 votes
1 Answer
406 views

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

Modified 241 Year Ago

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406
241 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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