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Compute the density of both an ideal as well as a hard sphere gas with molar mass 30 grams/mole that has a b parameter of 0.037 L/mol. The pressure is 1000atm and the temperature is 50 K.
Density of ideal gas = ___________.Density of hard sphere gas = _____________.
How many grams of dry NH_4Cl need to be added to 1.60 L of a 0.700 it M solution of ammonia, NH_3, to prepare a buffer solution that has a pH of 8.62? K_b for ammonia is 1.8 * 10^{-5}.
2.00g of a mixture of NaHCO3 as well as KCLO3 requires 100ml of 0.1N HCl for complete neutralization. The weight of KClO3 present in the mixture is
To calculate the concentration of protein is it 10/990 or 10/1000? And does the original concentration of solution even matter when calculating the solution concentration?
What is the change in entropy in entropy in the system in J/K when 39.3 grams of steam at 1 atm condenses to a liquid at the normal boiling point.
If 2.50 g CuSO4 are dissolved in 8.0 x 10^2 mL of 0.25 M NH3, what are the concentrations of Cu2+, Cu(NH3)4^2+, and NH3 at equilibrium
Air at 25°C and 100 kPa has a dew point of 16°C. If you want to remove 50% of the initial moisture in the air (at a constant pressure of 100 kPa), to what temperature should you cool the air
Using the Sandmeye reaction as one step, outline the steps necessary to prepare 4-iodotoluene, and 4-fluorotoluene from benzene.
What is the euillibrium constant, Keq, for the reaction below if a vessel containing 0.45atm of SO2, 0.05 atm of SO3, and 0.25 of O2 has an equillibrium partial pressure for SO2 of 0.55 atm.
a solution is prepared by dissolving 15.2 g ammonium sulfate in enough water to make 100.0 ml of stock solution. a
One beaker contains 50.0 mL g of water at 22ºC, and a second beaker contains 75 mL of water at 53ºC, The water in the two beakers is mixed. What is the water final temperature. Assume water has a density of 1.0g / mL and specific heat capacity for..
For the reaction 2HCl + Na2CO3 to 2NaCl + H2O + CO2 what volume of 0.45 M HCl solution would be needed to produce 2.5 L of CO2 at STP?
A student following the procedure in this experiment prepared three solutions by adding 11.50, 23.00, and 34.50 mL of a 7.60 x 10-2M NaOH solution to 50.00 mL of a .112M solution of a weak acide. The solutions were labeled 1, 2, and 3 respectively
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