In a certain process, a sample of gas does 950 J of work and releases 500 J of heat into the environment. What is the resulting change of the internal energy ∆E of the gas sample in this process?
(A) −1450 J (B) +1450 J (C) +450 J (D) −450 J (E) −500 J
In a certain process, a sample of gas does 950 J of work and releases 500...
During a process a system releases 12.4 J of heat and does 4.2 J of work on the surroundings. The change in internal energy (ΔU) of the system is _____ J. and the answer is not -8.2
A system releases 110 J of heat and does 345 J of work on the surroundings. What is the change in internal energy (AU) of this system (in J)?
1" Law Word Problems 1) An ideal gas is enclosed in a piston, and 1600 J of work is done on the gas. As this happens, the intemal energy of the gas increases by only 500 J. During this process, how much heat flows into or ou of the ideal gas? Enter a positive number to indicate a heat flow into the gas or a negative number to indicate a heat flow out of the gas. 2) A system gains...
A system does 181 J of work on its environment and gains 98.3 J of heat in the process. Find the change in the internal energy of (a) the system and (b) the environment.
1. A gas absorbs 0.0 J of heat and then performs 30.8 J of work. The change in internal energy of the gas is a. 61.6 J. b. 30.8 J. c. -61.6 J. d.-30.8 J. e. none of these 2. Which of the following statements correctly describes the signs of q and w for the following exothermic process at P= 1 atm and T = 370 K? H2O(g) → H2O(1) a. q and w are negative. b. is positive, wis...
In process A, 48 J of work are done on the system and 72 J of heat are added to the system. Find the change in the system's internal energy. In process B, the system does 48 J of work and 72 J of heat are added to the system. What is the change in the system's internal energy? In process C, the system's internal energy decreases by 129 J while the system performs 129 J of work on its...
During a certain thermodynamic process, 418 J of work are done on a system and 214 cal of heat are transferred to the system. The change in internal energy during the process is Group of answer choices a. 314 cal. b. 114 cal. c. 468 cal. d. 368 cal. e. 632 cal.
A gas expands and does 95.4 J of work on the surroundings. At the same time, the gas loses 250 J of energy to the surroundings as heat. What is the change in the internal energy of the gas?
A gas is compressed and during this process the surroundings do 61.7 J of work on the gas. At the same time, the gas absorbs 219 J of heat from the surroundings. What is the change in the internal energy of the gas?
A gas is compressed and during this process the surroundings do 43.3 J of work on the gas. At the same time, the gas absorbs 281 J of heat from the surroundings. What is the change in the internal energy of the gas? Submit Answer 1 question attempt remaining