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A one mole sample of a monatomic perfect gas with a constant pressure heat capacity of 20.85 J/Kmol is initially at a pressure of 3.25 bar at 200K. It undergoes an adiabatic reversible expansion until its pressure is 1.52 bar. Calculate: q, w
If a 2.1 L reaction vessel initially contains 725 torr of cyclopropane at 485 degrees C , how long will it take for the partial pressure of cylclopropane to drop to below 102 torr .
What is the pseudoformula of ascorbic acid, given that ascorbic acid contains 3.41 mol of carbon, 4.53 mol of hydrogen, and 3.41 mol of oxygen
Yellowstone Lake has an area of 88,960 acres. How many liters of pure oleic acid (molecular mass = 282.5 and density = .895 g/ml) would be needed to cover this lake with a layer one molecule thick? Assume the oleic acid molecule occupies a cubic s..
Water flowing through pipes of carbon steel must be kept at PH 5 or greater than limit corrosion if an 8.0 *10^3 Ib/hr water stream contains 10 ppm sulfuric acid and 0.015% acetic acid, how many pounds per hour of sodium acetate trihydrate
The heat of vaporization of a substance is 2800 J/g at its boiling point of 219 degree C. How much of this substance can be vaporized if 62800 J energy are available?
You are given 5.00 mL of an H2SO4 solution of unknown concentration. You divide the 5.00-mL sample into five 1.00-mL samples and titrate each separately with 0.1000 M NaOH.
10-ml volumetric flask an empty weighs 10.263 grams.nbsp the mass is 20.211 grams after filling to the mark with
A key oxidative step(s) in the B-oxidation cycle of fatty acids includes: a. addition of water to a double bond b. generation of a double bond from two adjacent -CH2 carbons
Arrange the elements Li, Be, Ne, and Ar in increasing order of the energy required to remove an electron from their respective gaseous atoms.
Using activities, calculate the pH of a solution containing 0.019 M NaOH plus 0.0120 M LiNO3
Oxygen and sulfur combine to form a variety of differenet sulfur oxides. Some are stable molecules and some, including S2O2 and S2O3, decompose when they are heated
Dissolved in water to produce a 0.0170 M solution. The pH of the resulting solution is 2.33. Calculate the Ka for the acid.
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