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For 1.000 kg of CH4, Compute the change in entropy when the temperature is raised from 300 K to 1000 K at 101 kPa. Over this temperature range, Cp = 14.15 + 75.5x10-3T - 180x10-7T2, where Cp is in units of J K-1 mol-1
a 2.00-g sample of white solid was vaporized in a 345-ml vessel. if the vapor has a pressure of 985 mmhg at 158degc
The total pressure in a flask containing air and ethanol at 257C is 878 mm Hg. The pressure of the air in the flask at 257C is 762 mm Hg. If the flask is immersed in a water bath at 350C
During the saponification of ethyl tetradecanoate, would you expect the product to generate foam/froth when mixed
How many moles of gas (air) were in the container originally. c)How many moles of gas are in the container after the explosion. d)What is the pressure (in atmospheres) inside the container after the explosion according to the ideal gas law.
what is analytic
What quality of heat energy, in J, is required to raise the temperature of 454g of tin from room temperature, 25.0C to its melting point, 231.9C, and then melt the tin at that temperature
During a Heck reaction Palladium, from palladium acetate, undergoes a change in oxidation state. Define what is being oxided and reduced through mechanism
Draw both resonance structures of the allylic cation formed when one molecule of adds to the symmetrical diene, 3,4-dimethylhexa-2,4-diene.
The partial pressure of O2 in the exhaust is 75.19 mmHg and the partial pressure of CO2 in the exhaust is 47.94 mmHg. What is the mole fraction of propane in the fuel stream? (mol C3H8 / mol)
Calculate the heat energy released when 10.3 g of liquid mercury at 25.00 °C is converted to solid mercury at its melting point. Constants for Mercury at 1 atm: Heat capacity: 28.0 J/(mol*K) Melting Point: 234.32 K Enthalpy of fusion
A solution is prepared by dissolving 0.15mol of acetic acid and 0.15mol of ammonium chloride in enough water to make 1.0 L of solution. Find the concentration of ammonia in the solution.
The density of an 40.0% w/w ethanol (C2H5OH) solution is 0.935 g/mL. What mass of ethanol does 225.0 mL of this solution contain
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