Thermochemistry - Set 6 | NUST Entrance Test

The standard heat of formation is measured at 1 atm and:

Difficulty: Easy

A:

0°C

B:

25°C

C:

100°C

D:

293°C

Which substance have $\triangle E = \triangle H$ and no pressure-volume work:

Difficulty: Easy

A:

Solids only

B:

Liquids only

C:

Liquids and solids

D:

Gases only

Which property of gas is state function:

Difficulty: Easy

A:

Pressure

B:

Enthalpy

C:

Entropy

D:

All of above

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