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Gas laws
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A tire is filled to a pressure of 28 psi at 21 degrees Celsius. After driving, the pressure reads 31 psi. Assuming the volume is constant, determine the new temperature in degrees Celsius.
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Gas laws
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Propane gas is stored in a tank at a pressure of 15.0 atm at 22.0 degrees C. The tank can hold a pressure of 42.0 atm before bursting. During a fire the gas is heated to 600.0 degrees C. What is the g
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Gas laws
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Show that the slope of Z as a function of P as P ? 0 is related to the van der Waals parameters by: limit(?Z/?P)T= (1/RT)(b – a/RT) Show the math steps.
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Gas laws
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A tank of helium gas used to inflate toy balloons is at a pressure of 1.55 \times 10^7 Pa and a temperature of 293 K. The tank’s volume is 0.020 m^3. How large a balloon would it fill at 1.00 atmosphere and 323 K?
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Gas laws
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A sample of gas held in a 125-mL Erlenmeyer flask at 22.5 degrees Celsius and 0.995 atm, is heated to 68.5 degrees Celsius. Calculate the pressure of the gas in atm.
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Gas laws
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A scuba tank is filled with air to a gauge pressure of 204 atm when the air temperature is 30 C. A diver then jumps into the ocean and, after a short time on the ocean surface, checks the tank’s gauge
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Gas laws
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A commercial mercury vapor analyzer can detect, in air, concentrations of gaseous Hg atoms (which are poisonous) as low as 2 x 10-6 mg/L of air. At this concentration, what is the partial pressure of gaseous mercury if the atmospheric pressure is 733 torr
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Gas laws
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An autoclave is a pressurized container used to sterilize medical equipment by heating it to a high temperature under pressure. If an autoclave containing steam at 100 degrees Celsius and 1.0 atm pressure is then heated to 270 degrees Celsius, what is the
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Gas laws
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Solve for y: 3x – 4y = 7
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Gas laws
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Above the liquid in a can of hair spray is a gas at relatively high pressure. The label on the can includes the warning, “Do not store at high temperatures.” Why is the warning given?
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Gas laws
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Dry air is bubbled through 25.0 liters of water at a rate of 15 L (STP) / Min. The air leaving the liquid is saturated with water at 25 C and 1.5 atm. How long will it take for all the water to vapori
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Gas laws
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The gauge pressure in an automobile tire reads 32.0 pounds per square inch (psi) in the winter at 32 degrees F. The gauge reads the difference between the tire pressure and the atmospheric pressure (14.7 psi). In other words, the tire pressure is the gaug
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Gas laws
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A helium-filled balloon spontaneously deflects overnight as He atoms diffuse through the wall of the ballon. Describe the redistribution of matter and /or energy that accompanies this process?
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Gas laws
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The best safety feature for preventing whiplash is the a. seatbelt b. headrest c. airbag
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Gas laws
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Melissa’s backup oxygen tank reads 900 mmHg while on her boat, where the temperature is 27 degrees Celsius. When she dives down to the bottom of an unexplored methane lake on a recently-discovered moon of Neptune, the temperature will drop down to -183 de
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Gas laws
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An oxygen tank has a pressure of 12 atm at 295 K. The maximum pressure that the tank can hold is 25 atm. What is the maximum temperature at which the tank can be stored? (a) 610 K (b) 590 K (c) 350 K (d) 140 K (e) 0.98 K.
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Gas laws
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Is Charles’s law direct or indirect?
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