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Carbonic acid (H2CO3) is a diprotic acid withKa1 = 4.2×10-7and Ka2 = 4.8×10-11. Theion product for water is Kw = 1.0 × 10-14.What is the carbonate ion concentration[CO2-3] in a 0.037 M carbonic acid solution?
What length of time (minutes) would be required to plate 12.25 g of nickel from a NiCl2(aq) solution?
What concentration of this base will produce a pH of 10.13?
Explain what volume of H2O gas is produced at 150oC and 1.00atm of pressure from the reaction of 1.12 L of H2 and 1.12 L of O2, at the same pressure and temperature
Develop an interactive reversed Brayton ASC computer program that utilizes constant specific heat ideal gas equations of state as the source of the enthalpy values.
How does theoretical yield allow you to determine the stoichiometry of the reaction?CaCl2.2H2O + K2C2O4.H2O ---> CaC2O4.H2O + 2KCl + 2H2O
determine the numerical values for them the subscript hot, cold, and total stands for the hot brick, the cold brick and the sum of the two.
Utilizing published mass excess values to compute the decay energy Q (in MeV) for the following radioisotopes.
what is the theoretical yield of vanadium that can be produced by the reaction of 40.0 g of v2o5 with 40.0 g of calcium
the specific heat capacity of zinc is 0.389J/Kg, and that of water near 100 degrees celsius is 4.22J/Kg. Calculate the final temperature reached ny the zinc and water
A 4.80 g nugget of pure gold absorbed 279 J of heat. What was the final temperature of the gold if the initial temperature was 22.0°C? The specific heat of gold is 0.129 J/(g·°C).
Verify that this is a first order reaction by plotting 1n ([C2H40]/M versus time and determine the value of the rate constant.
Explain what is the maximum amount of work that could be done when 2.47 moles of Na(s) reacts at 295 K, 1 atm. Presume that delta H and delta S are independent of temperature.
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