Question

The changes which take place in Thermodynamics does not consider *

1 point

Volume

Temperature

Pressure

Time

The first law of thermodynamics gives the information about the conservation of *

1 point

Volume

heat

Pressure

Energy

The unit in which the entropy is Expressed is *

1 point

ergs per degree

Jouls per degree

Calories per degree

evper degree

According to second law of thermodynamics the entropy of the universe *

1 point

Decreases

Increase

Remains same

None of these

Entropy of pure crystalline substance is *

1 point

Zero at ok

Zero at any temperature

Non zero at ok

Independent of temperature

The amount of heat required To raise the temperature of 1 gram of substance bye 1oC is known as *

1 point

Heat capacity

Molar heat capacity

Specific heat

Entropy

The amount of heat necessary to raise the temperature of one mole of substance by 1 oC is known as *

1 point

Specific heat

Molar heat capacity

Heat capacity

Entropy

Le chalelier -Braum principle gives dependence of equilibrium on *

1 point

Only pressure

Only temperature

Only concentration

All of these

The electrolyte which dissociate completely is known as *

1 point

Strong electrolyte

moderate electrolyte

Weak electrolyte

None of these

The electrolyte which dissociate partially is known as*

1 point

Weak electrolyte

Strong electrolyte

Moderate electrolyte

None of these

The faction of total number of moles which undergo dissociation at equilibrium in aqueous solution is called *

1 point

Ionization constant

Dissociation constant

Degree of dissociation

Equilibrium constant

The solution which resists a change in its pH is known as *

1 point

Acid

Base

Buffer

Electrolyte

The value of -log 10 KW is *

1 point

12

13

14

15

The number of millimoles of strong acid or a strong base required to bring about unit change in pH of the buffer is known as *

1 point

Buffer

Buffer capacity

Electrolyte

Acid

​

Answer 1

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