A gas in a cylinder expands from a volume of 0.110 m³ to 0.320 m³. Heat flows into the gas just rapidly enough to keep the pressure constant at 1.65 × 105 Pa during the expansion. The total heat added is 1.15 x 105 J. (a) Find the change in internal energy of the gas.
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- A gas has a constant pressure of 3000Pa. It is isobarically expanded from 0.75m^3 to 1.25m^3. During the process, 100J of thermal energy is added through heat. a) What is the work done on the gas? b) What is the change in internal energy of the gas?An expansion process on an ideal diatomic gas has a linear path between the initial and final states on a pV diagram. The initial pressure is 300 kPa the initial volume is 0.020 m3 and the initial temperature is 390 K. The final pressure is 160 kPa and the final temperature is 310 K. The change in the internal (thermal) energy of the gas isTwo containers each hold 1 mole of an ideal gas at 1 atm. Container A holds a monatomic gas and container B holds a diatomic gas. The volume of each container is halved while the pressure is held constant. (Assume the initial volumes of containers A and B are equal.) (c) What is the ratio QA QB of the energy transferred to gases A and B?
- Two identical containers each hold 1 mole of an ideal gas at 1 atm. Container A holds a monatomic gas and container B holds a diatomic gas. The gas in each container is compressed at constant pressure to half its original volume. (a) What is the ratio WA/WB of the work done on gas A to the work done on gas B? (b) What is the ratio ∆UA/∆UB of the change in internal energy for gases A and B? (c) What is the ratio QA/QB of the energy transferred to gases A and B ?When a quantity of monatomic ideal gas expands at a constant pressure of 4.00×10^4 Pa, the volume of the gas increases from 2.00 ×10^-3 m3 to 8.00×10^-3 m3. What is the change in internal energy of the gas?Suppose an ideal diatomic gas expands adiabatically from an initial volume of 0.500 m3 to a final volume of 1.25 m3, starting at a pressure of P1 = 1.01 X 105 Pa. Use an adiabatic index “ γ “ = 1.40, for this ideal gas. FIND THE PRESSURE OF THE GAS
- 1 kg of gas is confined to a constant volume tank. Initial pressuree and volume are 4 atm and 0.21 m3, respectively. When a heat of 82 kJ is supplied to the system, the final temperature of the gas is 127C. What is the change in internal energy?An ideal gas initially at 300 K is compressed at a constant pressure of 25 N/m2 from a volume of 3.0 m3 to a volume of 1.8 m3. In the process, 75 J is lost by the gas as heat.What are (a) the change in internal energy of the gas and (b) the final temperature of the gas?