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Estimate the pH and the concentration of all species in solution at equilibrium for a 0.15 M solution of ascorbic acid, or H2C6H6O6. For ascorbic acid, Ka1 = 8.0 10^5 and Ka2 = 1.6 10^12
Considering the given equation N2O4 (g) = 2NO2 (g) determine what is kp at 0c? And determine At what temperature will Kp 2.00? if it is given that Delta H = +57.2 kJ/mol,Kp = 0.113 at the temperature of 298 Kelvin?
A nugget of pure gold of 4.80 grams is absorbed 284 Joules of heat. if the initial temperature was twenty eight degree Celsius then what was the final temperature of the Au? The specific heat of gold = 0.129 J/(g·°C)?
With respect to the corrosion of steel in concrete, explain the significance of the following terms: carbonation of concrete, passivity of steel, electrical resistivity of concrete, state of oxidation of iron.
Determine How many moles each are in 1.30L of the saline solution if a physiological saline solution contains 174mEq/L each of Na+ and Cl - .
The vapor pressure of water is 28.3 torr at 29°C then determine what is the partial pressure of oxygen collected if a reaction at that temperature produces Carbon Dioxide which is collected over water at a total pressure of 576 torr, ?
Calculate the concentration of Calcium (MW 40.078 g/mol) in the H2O in units of gram per 100 mL and calculate the concentration of Calcium (MW 40.078 g/mol) in the H2O in units of gram per 100 mL.
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%
What will be the resultant pressure when the stopcock is opened?
What is the pH of the solution when 50 grams of Ca(OH)2 was added to 1 liter of water? Ksp of Ca(OH)2 = 6.5 x 10^-6
Determine the total number of atoms in this chemical formula and calculate the molar mass of the solute and how many moles of solute are in the solution?
Assuming all gases are at the same pressure and temperature, how many liters of CO2 are formed from 15.0L of CO.
Determine how many grams of copper sulphate are there in 219 grams of an aqeous solution that is 20.2% by weight of copper sulphate?
Determine what would the pressure be if the volume of this sample gas is decreased to 5.38 Litre also state that which law of gas is used in this process?
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