Determining the heat capacity
The molar heat capacity of a gas at constant pressure is 18.7J mol-1 K-1. What is the heat capacity of 9.4 moles of this gas at constant volume?
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Calculate the final temperature of the mixture. Assume that no energy in the form of heat is transferred to the environment. (Heat of fusion = 333 J/g; c ice = 2.06 J/g·K, c water = 4.184 J/g·K)
Question: 3 grams of propane burns and warms 100 grams of water from 20 degrees Celsius to 100 degrees Celsius. What is the delta H of combustion of the propane. What is the sign (positive or negative) of delta H?
A 1.5 gram sample of a gaseous hydrocarbon has a volume of 820 ml when measured at 227 degrees Celcius and 2.50 atm. Which of the following is the formulas for the gas?
If 1.00 moles of H2 and 2.00 moles of I2 are introduced into a 3.00 L flask at 500 degrees Celsius, how many moles of HI are present at equilibrium?
When a non-volatile solute is added, the vapor pressure of acetone above the solution falls to 232 torr. What is the mole fraction of acetone in solution?
If Gorilla is a sole proprietorship, rather than a corporation, how would the owner report these transactions on her 2011 tax return?
Watson's Bay Co. is considering a contract to manufacture didgeridoos. Producing didgeridoos will require an investment in equipment of $100,000 and operating costs of $15 per didgeridoo produced.
Write an equation to represent the dissociation of Na2SO4 into ions in an aqueous solution. 5.3 grams of Na2SO4 are dissolved and diluted up to 350 ml.
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