Gas assumed ideal under goes adiabatic expansion
Calculate w and ?U when 1 mole of xenon gas assumed ideal under goes adiabatic expansion from 27?c to 127? assuming(heat capacity of constant volmue=12.5)
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The mass of the precipitate is found to be 83.177101. What is the percent yield of the reaction if 82.2256 grams of RbCl was reacted with excess silver nitrate?
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What mass of CCl2F2 must evaporate in order to freeze 115 g of water initially at 21 C? (The heat of fusion of water is 334 J/g the specific heat of water is 4.18 J/g *K .)
A solution containing 82.0 g of ascorbic acid dissolved in 230 g of water has a density of 1.22 g/mL. Calculate the molarity of ascorbic acid in the solution.
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a 251 mL sample of oxygen is collected over water at 25 deg C and 760 torr pressure. If the vapor pressure of water as 25 deg C is 23.8 torr, what is the pressure of the dry gas alone?
What must the heat rating of the heater, in kJ/min, to accomplish this? Ignore the heat that goes to the heat cup itself. The density of water is 0.997 g/ml.
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