Alpha Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>Exercise 1>Q 7

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$2$ mole of an ideal gas expands isothermally and reversibly from $1 L$ to $10 L$ at $300 K$ . What is the internal energy change:

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Important Questions on Thermodynamics

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Alpha Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>Exercise 1>Q 8

$A$ thermodynamic system goes in cyclic reversible process as represented in the following $P - V$ diagram:

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The net work done during the complete cycle is given by the area :

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Alpha Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>Exercise 1>Q 9

A

and

B

are in thermal equilibrium,

A

and

C

are also in thermal equilibrium. If

A

is at temperature of

25 ° C

then:

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Alpha Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>Exercise 1>Q 10

Which is true for the isothermal expansion of an ideal gas ?

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Alpha Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>Exercise 1>Q 11

An ideal gas is taken around the cycle ABCA as shown in PV diagram. The net work done during the cycle is equal to

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Alpha Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>Exercise 1>Q 12

In cyclic process, the magnitude of work done is:-

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Alpha Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>Exercise 1>Q 13

In an insulated chamber, there are two parts, part

A

have gas and part

B

is vacuum then gas of part

A

is expanded freely from

A

to

B

. Then what is change in internal energy ?

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Alpha Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>Exercise 1>Q 14

Enthalpy is equal to:

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Alpha Question Bank for Medical: Chemistry>Chapter 4 - Thermodynamics>Exercise 1>Q 15

10

lit of water at

25 ° C

was heated upto

75 ° C

at constant pressure then calculate heat supplied. (If

ρ = 1

gm / mL

and

Cp = 4.2 {Jk}^{- 1} {kg}^{- 1}

and

C_{p}

is not axis varies at this temperature internal).