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Q1. A sample of nitrogen gas at a pressure of 0.591atm and a temperature of 254 degree celcius, occupies a volume of 649mL. If the gas is cooled at constant pressure until its volume is 542mL, the temperature of the gas sample will be------- degree celcius.
Q2. A sample of nitrogen gas at a pressure of 781mmhg and a temperature of 24 degree celcius, occupies a volume of 11.9liters. If the gas is cooled at constant pressure to temperature of -6 degree celcius, the volume of the gas sample will be -----L.
If 18.8 of 0.800 solution are needed to neutralize 5.00 of a household ammonia solution, what is the molar concentration of the ammonia
Determine the collision frequency at room temperature and compare this with the rate constant and teh Arrhenius parameters determined above.
3 isotopes of argon occur in nature. Ar-36, Ar-38, and Ar-40. The abundance of each are as follow: 0.34%, 0.07%, and 99.59%.
Compound A has a solubility of 18 grams per 100. grams of water at 25*C. Cooling a saturated 200. gram solution of a compound A from 84*C to 25*c results in a precipitation of 22 grams of the compound. Calculate the solubility of compound A at 84 ..
Predict the outcome of the following reactions represented by the following equations by using the activity series, and balance the equations.
A stream of humid air containing 1.00 mole% H2O(v) and the balance dry air is to be humidified to a water content of 10.0 mole% H2O. For this purpose, liquid water is fed through a flow meter and evaporated into the air stream. The flow meter, R, ..
Explain in some detail-consider solvent, nucleophile, and substrate structure. Provide the appropriate mechanism for the reaction of bromocyclopentane in sodium iodide /acetone. 2. Why do the reactions in NaI /acetone go to completion
The dissolved oxygen concentration in a sample of pond water was found to be 7.26 mg/L. Express this concentration in g/m3
A reaction in which A, B, and C react to form products is zero order in A, one-half order in B, and second order in C. By what factor does the reaction rate change if [A] is doubled
determine the partial pressures of each gases at equilibrium. b.determine the equilibrium constant at 350.15 K
the standard enthalpy ofvaporization for c2br2f4 is 104.64 jg at its normal boiling pointof 47.26degc. calculate the
Density is an example of intensive physical propery of matter. What does this statement mean?
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