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Hydrogen and oxygen react to form water according to:
2H2 + O2 -----> 2H2O
How many moles of water are formed when 2.5 mole oxygen reacts?
predict whether solutions of the following salts are acidic, basic, or neutral.
What volumes of 0.46 M HNO2 and 0.49 M NaNO2 must be mixed to prepare 1.00 L of a solution buffered at pH = 3.40
the equilibrium constant kp for the following reaction is 9.4 at 500.0 degrees c. a mixture in a container at this
Describe how you would construct your target electrochemical cell, including the identities and concentrations of all chemical species, as well as a diagram of the setup.
Explain what percentage of the total phosphorus in a phosphoric acid solution adjusted to a pH of 12.00 would be in the form of PO4-3
Using the method of successive approximations, what is [H3O+] in 0.00500 M CH2ClCOOH(aq) (Ka=1.4x10^-3) and how many iterations (n) are needed to validate that a constant value had been obtained? Express [H3O+] using two significant figures, follo..
What is the half-life of this reaction assuming first-order kinetics?
How much titanium (IV) chloride must react with excess oxygen to prepare 175 grams of the pigment if the reaction is only 85% efficient (% yield)
Silver iodide is very insoluble in water. A common method for increasing the solubility is to increase the temperature of the solution containing the solid. Estimate the solubility of AgI at 85 C
What must that mean in terms of Light absorption and transmission and in terms of the energy associated with any molecular orbital transitions in indium antinomide?
After 70.6 days, the amount of radioactive substance had decreased to 3.13 mg. What is the half-life of the unknown radioactive substance?
Consider n moles of ideal gas kept in a heat isolated cylinder (all processes are adiabatic) with a piston at extrnal pressure P(i), and at the temperature T(i). the extrnal pressure is suddenly changed to P=2P(i), and we wait for the system to eq..
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