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At 320.0 K, an equilibrium mixture of NO2(g) and N2O4(g) has partial pressures of 393 torr and 292 torr, respectively. After a quantity of NO2(g) is injected into the mixture, the total pressure jumps to 812 torr. Calculate the new partial pressures after equilibrium is re- established.
how glycine buffers solutions at either pKa by consuming small amounts of added hydrogen or hydroxide ions
Propanol freezes at -89.5 degrees C and boils at 82.3 degrees C. What quantity of heat is needed to convert 10.0 g of solid 2-propanol at -89.5 degrees C to a vapor at 82.3 degrees C?
sand and iron particles that are similar in size and color are mixed together in a beaker. what would be the best method of separating the particles?
how many grams of zinc must react with sulfuric acid in order to obtain 500mL of hydrogen at 20 deg c and 770 mm hg?
Assuming that the volume of a solid or liquid was independent of the external pressure, we deduced that there was no change in the Gibbs free energy of a solid or liquid when the pressure is changed.
What is the temperature of 0.600 mol of gas at a pressure of 1.5 atm and a volume of 12.1 L
Determine the theoretical volume of NaOH it should take to neutralize the sulfuric acid in the equilibrium reaction mixture.
The solubility of benzoic acid at 0oC is 1.7g/L and at 90oC is 45.5g/L. How much water do you need to dissolve 0.455 g of benzoic acid at 90oC. How much of the original benzoic acid will remain in the solution once the temperature is reduced to 0o..
A gas is compressed from initial volume of 5.60L to 1.23L by an external pressure of 1.00atm. During the compression the gas releases 128J of hear. What is the internal energy of the gas?
A mixture of 65 mol% methane, 30 mol% hydrogen, and 5 mol% nitrogen is burned to heat a boiler used to produce hot steam. The ratio of CO2 to CO in the exhaust gas is 10:1.
essential to prevent uncontrolled raise of the rate of chain reaction in the nuclear power plant. Can you try to find additional information how rate of chain reaction
A 45g piece of ice at 0 degree C is added to a sample of water at 21 degree C. All of the ice melts and the temp of water decreases to 0 degree C. How many grams of water where in the sample?
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