When a dilute gas expands quasi-statically from 0.75 to 3.8 L, it does 305 J of work. Assume that the gas temperature remains constant at 290 K. (a) What is the change in the internal energy of the gas (in J)? J?? (b) How much heat (in J) is absorbed by the gas in this process? J??
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- One mole of an ideal gas is heated slowly so that it triples its volume and pressure, in such a way that the pressure of the gas is directly proportional to its volume (linear relationship). Whats the work consumed by the gas?A sample of gas in a cylinder is compressed by a piston at a constant pressure of 0.800 atm. The volume of the cylinder decreases from 6.50 L to 1.00 L, while at the same time 420 J of energy leaves the gas by heat. (a) What is the work done on the gas (in J)? (b) What is the change in its internal energy (in J)?An ideal gas initially at 350 K undergoes an isobaric expansion at 2.50 kPa. The volume increases from 1.00 m³ to 3.00 m³ and 12.0 kJ is transferred to the gas by heat. (a) What is the change in internal energy of the gas? KJ (b) What is the final temperature of the gas? K
- An ideal gas initially at 350 K undergoes an isobaric expansion at 2.50 kPa. The volume increases from 1.00 m3 to 3.00 m3 and 11.2 kJ is transferred to the gas by heat. (a) What is the change in internal energy of the gas? kJ (b) What is the final temperature of the gas?A gas is enclosed in a cylinder fitted with a light frictionless piston and maintained at atmospheric pressure. When 254 kcal of heat is added to the gas, the volume is observed to increase slowly from 12.0 m3 to 16.2 m3 . Calculate the work done by the gas.Calculate the change in internal energy of the gas.A cylinder with a piston holds 4.50 moles of a monatomic gas. The gas in the cylinder absorbs 935 J of energy due to the higher temperature of the environment. At the same time, the cylinder expands to a larger volume, doing 152 J of work on the environment. (a) What is the change in internal energy of the gas in the cylinder (in J)? (b) What is the change in temperature of the gas (in K)?
- An ideal gas initially at 325 K undergoes an isobaric expansion at 2.50 kPa. The volume increases from 1.00 m³ to 3.00 m³ and 12.2 kJ is transferred to the gas by heat. (a) What is the change in internal energy of the gas? KJ (b) What is the final temperature of the gas? KA gas expands from I to F in the figure below. The energy added to the gas by heat is 376 J when the gas goes from I to F along the diagonal path. P (atm) 0 1 B I 2 1 3 4 V (liters) i (a) What is the change in internal energy of the gas? (b) How much energy must be added to the gas by heat for the indirect path IAF to give the same change in internal energy? JA 3-mole of a monatomic ideal gas undergoes an isothermal expansion at 450 K, as the volume increased from 0.010 m³ to 0.060 m³. What is the work done by the gas and the change in the internal energy of the gas respectively during this process? (R = 8.31 J/mol · K)
- A gas expands from I to F in the figure below. The energy added to the gas by heat is 312 J when the gas goes from I to F along the diagonal path. (a) What is the change in internal energy of the gas? (b) How much energy must be added to the gas by heat for the indirect path IAF to give the same change in internal energy?A gas is compressed at a constant pressure of 0.800 atm from 11.00 L to 2.00 L. In the process, 330 J of energy leaves the gas by heat. (a) What is the work done on the gas? (b) What is the change in its internal energy?A gas is compressed at a constant pressure of 0.800 atm from 11.00 L to 1.00 L. In the process, 390 J of energy leaves the gas by heat. (a) What is the work done on the gas? (b) What is the change in its internal energy?