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Entropy and Entropy chan..



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Q1. When two equilibrium states are infinitesimally near,

(a) dQ/T=dS
(b) dQ/T>dS
(c) dQ/T
(d) none of the mentioned

Q2. For the general case, we can write

(a) S2-S1<=dQ/T for a path
(b) S2-S1>=dQ/T for a path
(c) S2-S1?dQ/T for a path
(d) none of the mentioned

Q3. For two different paths between same two points, entropy change is

(a) depends on path taken
(b) different
(c) same
(d) none of the mentioned

Q4. For an irreversible process,

(a) dS=dQ/T
(b) dS>dQ/T
(c) dS
(d) none of the mentioned

Q5. For a reversible process,

(a) dS=dQ/T
(b) dS>dQ/T
(c) dS
(d) none of the mentioned

Q6. For any process which is undergone by a system

(a) dQ/T>=ds
(b) dQ/T<=ds
(c) dQ/T?ds
(d) none of the mentioned

Q7. Specific entropy is given by( where m is the mass)

(a) Sm
(b) m/S
(c) S/m
(d) none of the mentioned

Q8. Entropy is a

(a) path function, intensive property
(b) path function, extensive property
(c) point function, intensive property
(d) point function, extensive property

Q9. Integral of dQ/T of a reversible path is given by

(a) Si-Sf
(b) Sf-Si
(c) Si+Sf
(d) -Si-Sf

Q10. Integral of dQ/T is independent of reversible path connecting between two points.

(a) true
(b) false
(c) Both acidolysis and aldehyde
(d) None of the mentioned


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The Relation Between H And U Is

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The Relation Between H And U Is

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A Well Stoppered Thermos Flask Contains Some Ice Cubes. This Is An Example Of A

Modified 237 Year Ago Bhavna

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Bhavna
237 Year Ago

A Well Stoppered Thermos Flask Contains Some Ice Cubes. This Is An Example Of A

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Three Moles Of An Ideal Gas Expanded Spontaneously Into Vacuum. The Work Done Will Be

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Three Moles Of An Ideal Gas Expanded Spontaneously Into Vacuum. The Work Done Will Be

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In Order To Decompose 9 G Water 142.5 KJ Heat Is Required. Hence, The Enthalpy Of Formation Of Water Is

Modified 5 Year Ago

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5 Year Ago

In Order To Decompose 9 G Water 142.5 KJ Heat Is Required. Hence, The Enthalpy Of Formation Of Water Is

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0 Answer
351 views

Changes In A System From An Initial State To The Final State Were Made By A Different Manner That ΔH Remains Same But Q Changes Because

Modified 237 Year Ago

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237 Year Ago

Changes In A System From An Initial State To The Final State Were Made By A Different Manner That ΔH Remains Same But Q Changes Because

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347 views

If W Is The Amount Of Work Done By The System And Q Is The Amount Of Heat Supplied To The System. Identify The Type Of The System

Modified 237 Year Ago

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If W Is The Amount Of Work Done By The System And Q Is The Amount Of Heat Supplied To The System. Identify The Type Of The System

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