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Calculate the value of q, w, delta E , for the reversible isothermal expansion at 300k of 2.00 mol of a perfect gas from 500cm3 to 1500cm3.
Important information about Thermochemistry, Glauber's salt, sodium sulfate decahydrate (Na2SO4 * 10H2O) undergoes a phase transition (that is melting or freezing) at a convenient temp of 32 degrees C
Draw a formula for the lowest molecular weight compound that contains C, H, and possibly O, is a chiral compound, contains ONLY one functional group,
To a 100 mL volumetric flask are added 1.00 mL volumes of three solutions: 0.0100 M AgNO3, 0.220 M NaBr, and 0.100 M NaCN. The mixture is diluted with deionized water to the mark and shaken vigorously.
a 50.0 g sample of water is cooled from 30 degrees Celsius to 15 degrees Celsius losing 3140 J of heat What is the change in enthalpy.
Suppose you have a sample of sodium weighing 11.62 g. How many atoms of sodium are present in the sample?
THe first equivalence point was reached after the addition of 15.25 mL of base. THe second equivalence point was reached after the addition of 30.98 mL. Find two values for the molarity of H3Y in the original sample.
Find ratio of the atomic mass of Silicon to Hydrogen if every 100g of SiH4 contains 87.45g of Si and 12.55g of H.
How many grams of HCl are required to react with the 344 grams of FeCl2?
In a seperate trial the student puts 214 mL of the same liquid into the same flask at the same conditions. What will the pressure measure (in kPa) in the second trial?
calculate the freezing point and boiling point of a solution of 383 g of glucose dissolved in 400.0g of H2O
calculate the theorretical yield of aspirin if 1.05 g of salicyclic acid is combined with 2.0 mil of acetic anhydride.
What is the specific heat of aluminum if the temperature of a 28.4 g sample of aluminum is increased by 8.1 oC when 207 J of heat is added.
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