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The gas from a certain volcano had the following composition in mole percent (that is, mole fraction multiplied by 100). 56.0% CO2, 34% H2, 5.4% HCl, 2.4% HF, 2.1% SO2, and 0.1% H2S What would be the partial pressure of each of these gases if the total pressure of volcanic gas were 760. mmHg?
At a certain temperature, the equilibrium constant for the reaction 2HI(g)39. At a certain temperature, the equilibrium constant for the reaction 2HI(g) H2(g) + I2(g) is 0.49.
Need to prepare a solution of 0.2 L 0.4 M then determine how many cm^3 of a solution of H2SO4 (sulfuric acid) 80.0%
at 75 degrees celsius, a gas has a volume of 3.22 dm^2. What volume will it occupy at 75 k?
The solubility of strontium fluoride (SrF2) in water is 111.5 mg/L. What is Ksp for strontium fluoride (molar mass = 125.62 g)?
a solution was prepared by mixing 50 ml of 0.100 M HCl with enough water to get 250 ml solution . what is the M of the final solution of hydrochloric acid?
An increase in the temperature of the reactants causes an increase in the rate of reaction. The best explanation for this behavior is that as the temperature increases
how many moles of solute are present in 700ml of 0.230M SrBr2
For the reaction: 2N2O5(g) -> 4NO2(g) + O2(g) at the time when N2O5 is being consumed at a rate of -6.0 × 10-4 M/s, what is the rate at which O2 is being formed?
A concentration of 0.5 ppm by volume SO2 in air is harmful to plant life. What is the percent by volume of this concentration
we place an excess ( more than can dissolve) of PbCl2 into 100 ml. of water and find that at equilibrium [Cl]=0.032 M . Calculate kc for the following reaction : PbCl2 = Pb+2Cl
which compound has lowest soulubility in water?
Determine the concentration of the sodium hydroxide solution? Considering this balanced equation given as :
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