Following problem is based on thermodynamic law. Answer the questions given at the end of it. The second law of thermodynamics is a fundamental law of science. In this problem we consider the thermodynamics of an ideal gas, phase transition and chemical equilibrium. Three moles of CO_(2) gas expands isothermally (in thermal contact with the surroundings, temperature =15^(@) C) against a fixed external pressure of 1.00 bar. The initial and final volumes of the gas are 10.0 L and 30.0 L, respectively. Change in entropy of the universe is

Following problem is based on thermodynamic law. Answer the questions

1.	Following problem is based on thermodynamic law. Answer the questions given at the end of it. The second law of thermodynamics is a fundamental law of science. In this problem we consider the thermodynamics of an ideal gas, phase transition and chemical equilibrium. Three moles of CO_(2) gas expands isothermally (in thermal contact with the surroundings, temperature =15^(@) C) against a fixed external pressure of 1.00 bar. The initial and final volumes of the gas are 10.0 L and 30.0 L, respectively. Change in entropy of the universe is
Answer» `34.34 JK^(-1)` `-34.34 JK^(-1)` `20.46 JK^(-1)` `-20.46 JK^(-1)` ANSWER :C