Home
Class 12
CHEMISTRY
A gas is allowed to expand in a well ins...

A gas is allowed to expand in a well insulated container against a constant extremal pressure of 2.5 bar from an initial volume of 2.5 L to a final volume of 4.5L.The change in internal energy. `DeltaU` of the gas will be

A

`-500 J`

B

`+500 J`

C

`-1013 J`

D

`+1013 J`

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

0.5 mole of gas at temperature 300 K expands isothermally from an initial volume of 2.0L to final volume of 6.1L. How much heat is supplied to the gas?.

A gas contained in a cyclinder fitted with a frictionless piston expands against a constant external pressure of 1 atm from a volume of 5 litres to a volume of 10 litres. In doing so it absorbs 400 J of thermal energy from its surrounding .Determine the change in internal energy of system.

5 mol of oxygen is heated at constant volume from 10^@C to 20^@C . Find the change in internal energy of the gas

A gas is compressed at constant pressure of 20 Pa from a volume 10cm^3 to 5m^3 . Later energy of 100 J is added to the gas. What is the change in internal energy ?

A gas is compressed at a constant pressure of 50 Pa from a volume 10 m^3 to a volume of 4 m^3 . If 100 J of heat is added to the gas, then its internal energy.

0.5 mole of gas at temperature 300 K expands isothermally from an initial volume of 2.0L to final volume of 6.0L. What is the work done by the gas ? (R = 8.31 J mol^(-1) K^-(1)

1 mole of a gas occupying 3 L volume is expanded against a constant external pressure of 5 atm to a volume of 15 L. The work done by the system is __________ .

A gas present in a cylinder fitted with a frictionless pistion expands against a constant pressure of 1atm form a volume of 2L to a volume of 6L . In doing so, it absorbs 800J heat form the surroundings. Determine the increases in internal enegry of process.

An ideal gas expands from a volume of 5dm3 to 15dm3against a constant external pressure of 2.025 xx 10^5Nm^(-2) . Find DeltaH if Deltau is 410J.