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A gas follows the equation of state PV = nRT(1+aP) where 'a' is a constant. For this gas, show that a = 1/T and K = 1/(P(1+aP) and verify that (dP/dT)v = a/K
he endpoint of the titration was 9.98mL. Calculate the percent copper in the solid sample.
The pH of a solution oh HN3 was found to be 4.7, find the original concentration of the hydroazoic acid, HN3
In an acid-base titration experiment, a 0.2 M solution of HCl was titrated at 25°C with a 0.05 M solution o KOH. Here the equilibrium constant for the titration reaction had this value:
The compound isoeugenol is composed of 73.20%C, 7.38%H and 19.42%O. What is the empirical formula of isoeugonol
calculate th volume of a chlorine solution ( in milliliters) a homeowner should add to her swimming pool if the solution contains 8.00 percent chlorine by mas and there are 5.63 x 10^4 gallons of water in the pool (1 gal = 3.79; density of liquids..
If the actual pH of the solution (with added HCl) is 6.73, what are the concentrations of H3PO4, H2PO4-, and HPO4 2-. How many moles of HCl were mistakenly added to the original solution? Write out a balanced reaction for any neutralization reacti..
A gaseous fuel mixture stored at 751mmHg and 298K contains only methane (CH4) and propane (C3H8) . When 12.3L of this fuel mixture is burned, it produces 772kJ of heat. What is the mole fraction of methane in the mixture
a. On the basis of your intuitive understanding of the chemical properties of sodium and gold, where in your activity series would you place sodium and gold? b. Will hydrochloric acid react with gold metal to produce gold (III) ions and hyrdogen g..
Iodine deficiency can cause a goiter, which is an enlargement of the thyroid gland. You are sent to Pakistan to make field measurements of the concentration of iodide (I-) that is present in groundwater. (a) Oxidize I- in sample to I2 with potassiu..
A mixture of 9.0g CH4 and 9.0g Xe is placed in a container and the total pressure is found to be 0.40atm. Find the partial pressure of CH4
if the height of the mercury column in a leveling bulb is 30 mm greater than that in the gas buret and atmospheric pressure is 670 mm, what is the pressure on the gas trapped in the buret.
If it takes 4.67 times as long for a particular gas to effuse as it takes hydrogen under the same conditions, what is the molecular mass of the gas?
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