EXERCISE 7: A gas, at a temperature of 35 ° C and a pressure of 440 mm Hg, is heated until its pressure is 760 mm Hg. If the volume remains constant, what is the final temperature of the gas in ° C?
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EXERCISE 7: A gas, at a temperature of 35 ° C and a pressure of 440 mm Hg, is heated until its pressure is 760 mm Hg. If the volume remains constant, what is the final temperature of the gas in ° C?
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- I am not sure about the answer, please tell me which one is the correct answer.What is the mass of the helium in the blimp? =_____kg?Part A Helium gas with a volume of 2.60 L, under a pressure of 0.190 atm and at a temperature of 43.0° C, is warmed until both pressure and volume are doubled. What is the final temperature? Express your answer in degrees Celsius. ? T = 172 °C Submit Previous Answers Request Answer Previous Answers X Incorrect; Try Again; 5 attempts remaining Part B How many grams of helium are there? The molar mass of helium is 4.00 g/mol. Express your answer in grams. V ΑΣφ m =
- 1. Given 14.00 L of a gas at a pressure of 5.10 atm, what will the volume be if I increase the pressure to 10.50 atm while keeping the temperature constant? 2. Given an initial pressure of 500. atm and a temp. of 150C, what will the pressure be if I increase the temp. to 275⁰C, while keeping the volume constant? 3. Given an initial volume of 20.5 L and a temp. of 50.0 ⁰C, what will be the new volume if the temp. increases to 100 ⁰C, while keeping the pressure constant?Part C Some hydrogen gas is enclosed within a chamber being held at 200°C with a volume of 0.0250 m³. The chamber is fitted with a movable piston. Initially, the pressure in the gas is 1.50 × 106 Pa (14.8 atm). The piston is slowly extracted until the pressure in the gas falls to 0.950 x 106 Pa. What is the final volume V₂ of the container? Assume that no gas escapes and that the temperature remains at 200°C. Enter your answer numerically in cubic meters. ► View Available Hint(s) V₂ = Submit [5] ΑΣΦ ? m³Part A: A gas at 89 degrees C occupies a volume of 0.67L. At what temperature will the volume increase to 1.12L? Temperature MUST be in Kelvin Part B:
- 2 moles of ideal oxygen gas are kept at 273 K in a volume of 11.35 dm3 with a molar heat capacity at constant pressure, Cp of 29.4 J K–1 mol–1 (independent of temperature). At constant temperature, if the gas is reversibly compressed to half its volume (273 K). a. What has changed to the gas's U? b. What is the gas's final pressure? c. How much is the system being worked on? d. How much heat flows out the system? e. What is the gas's change in H? Kindly indicate the given first. Thank youOne mole of oxygen gas is at a pressure of 5.45 atm and a temperature of 27.5°C. (a) If the gas is heated at constant volume until the pressure triples, what is the final temperature? °C (b) If the gas is heated so that both the pressure and volume are doubled, what is the final temperature? °C Submit Answer2.12 A mass of 5 kg of water is contained in a piston-cylinder device at 125 kPa. Initially, 2 kg of the water is in the liquid phàse and the rest is in the vapor phase. Heat is now transferred to the water, and the piston, which is resting on a set of stops, starts moving when the pressure inside reaches 300 kPa. Heat transfer continues until the total volume increases by 20%. a) Determine the initial and final temperatures. b) Calculate the mass of liquid water when the piston first starts moving. c) Calculate the work done during this process. d) Show the process on a P-V diagram