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The 15V diagram in [gLel] shows a cycle of a heat engine Iliat uses 0.250 mole of an ideal gas having 1- = 1 ll The curved part ab of the cycle is adiabatic The internal en ergy of the gas changes by the following amounts: Ilia. = 3340 J . Uch = 1'.i"?{] J, and BLUEm = +5110 J. Figure 1 \"1'1 p [mm] Review | C Part A Find the pressure of the gas at point a. Express your answer in pascals. VO ? Pa Pa Submit Request Answer Part B How much heat enters this gas per cycle? Express your answer in joules. QH Submit Request Answer Part C At what point in the cycle does heat enter the gas? O ca Obc O a-b Submit Request Answer Part D How much heat leaves this gas in a cycle? Express your answer in joules. ? Qc : Submit Request AnswerPart E At what point in the cycle does heat leave the gas? Obc O a-b O ca Submit Request Answer Part F How much work does this engine do in a cycle? Express your answer in joules. IVO AEd ? W= Submit Request Answer Part G What is the thermal efficiency of the engine? Express your answer as a percentage. AEd ? % Submit Request AnswerPart D How much heat leaves this gas in a cycle? Express your answer in joules. AEd Qc = 720 Submit Previous Answers Request Answer X Incorrect; Try Again; 9 attempts remaining