A propane tank with 75 gallons of liquid propane is at 50 F in asealed tank. The tank develops a significant leak and propaneescapes and vaporizes in a short period of time. To solve thisproblem you must use the propane tables not the common liquidproperties.
What is the temperature near the hole in the propane tankdue to the escaping propane in Fahrenheit to three significantdigits? .  Include a minus sign ifappropriate.
How many Btus of energy are needed to vaporize the entire75 gallons of liquid propane? . Give your answer to threesignificant digits in Btus.
