The work done during the expansion of a gas from a volume of 4 dm³ to 6 dm³
The work done during the expansion of a gas from a volume of 4 dm³ to 6 dm³ against a…
5 years ago
Thermodynamics
IF the bond energies of H – H , Br – Br and H – Br are 433 , 192 and 364 kJ mol⁻¹
IF the bond energies of H - H , Br - Br and H - Br are 433 , 192…
5 years ago
The mole heat capacity of water at constant pressure, C, is 75 J K⁻¹mol⁻¹.
The mole heat capacity of water at constant pressure, C, is 75 J K⁻¹mol⁻¹. When 1.0 kJ of heat is…
5 years ago
For which one of the following equations is ΔH⁰react equal to ΔH°f
For which one of the following equations is ΔH⁰react equal to ΔH°f for the product Options (a) N₂(g) + O₃(g)…
5 years ago
What is the entropy change (in J K⁻¹ mol⁻¹) when one mole of ice is converted
What is the entropy change (in J K⁻¹ mol⁻¹) when one mole of ice is converted into water at 0⁰C?…
5 years ago
Unit of entropy is
Unit of entropy is Options (a) JK⁻¹ mol⁻¹ (b) J mol⁻¹ (c) J⁻¹ K⁻¹ mol⁻¹ (d) JK mol⁻¹ Correct Answer:…
5 years ago
Heat of combustion ΔH for C(s) , H₂(g)and CH₄(g) are -94, -68 and -213 kcal/mol.
Heat of combustion ΔH for C(s) , H₂(g)and CH₄(g) are -94, -68 and -213 kcal/mol. Then ΔH for C(s) +…
5 years ago
In a closed insulated container a liquid is stirred with a paddle to increase
In a closed insulated container a liquid is stirred with a paddle to increase the temperature which of the following…
5 years ago
Enthalpy of CH₄ + ¹/² O₂ → CH₃OH is negative. If enthalpy of combustion of CH₄
Enthalpy of CH₄ + ¹/² O₂ → CH₃OH is negative. If enthalpy of combustion of CH₄ and CH₃OH are x…
5 years ago
When 1 mol of gas is heated at constant volume,temperature is raised
When 1 mol of gas is heated at constant volume, temperature is raised from 298 to 308 K. Heat supplied…
5 years ago