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In the presence of nitric acid UO2 undergoes a redox process. It is converted to UO2 and nitric oxide(NO) gas is produced according to the following unbalanced equation: H(aq)+NO3(aq)+UO(aq) arrow NO(g) +UO2(aq)+H2O(l)
If 2.55 x 10 squared mL of NO gas is isolated at 29 degrees C and 1.5 atm, what amount(moles) of UO was used in the reaction?
At constant pressure, it is cooled to 18.00 °C where its final volume is 1.75 L. What was the initial temperature?
A solution consisting of 100 mL of the weak base 1.0 M NH3 is titrated with 1.0 M HCl. Which of the following is false. At the equivalence point, the solution is acidic.
What is the pH of a 1.2M solution of sodium nitrite, NaNO2? the Ka for nitrous acid (HNO2) is 4.5x10^-4be as specific as possible and list all the steps
How many grams of NaCl is needed to prepare 100.0ml of 1.50 molar solution of NaCl in a volumetric flask.
The atomic weight of a newly discovered element is 98.225 amu. It has two naturally occuring isotopes. One isotope has a mass of 96.780 amu.
Stoichiometry of reactions, When a mole of C7H16 is combusted, it reacts with 11 moles of O2. How many moles of CO2 product are obtained? How many moles of H2O product are obtained?
Calculate the pH of the solution after the addition of 30ml of 0.1M NaOH. Draw the structure of the form is His predominating in solution at neutral pH.
calculate the ph of a solution that is made by combining 125 ml of 0.050 M hydrofluoric acid with 50 mL of 0.10 M sodium fluoride
Esters and amides can be most easily and conveniently prepared by nucleophilic acyl substitution reaction on
The molecular mass of propanoic acid is 75.1 amu. Calculate the molecular mass of methyl ethanoate, an isomer of propanoic acid. Express your answer with appropriate units.
When a 3.03x102 g strip of zinc is dropped into a large beaker containing excess hydrochloric acid, how many grams of gas are formed?
Marble is composed mainle of calcium carbonate. If 0.750 g of marble react with hydrocloric acid to produce 165 mL of carbon dioxide gas at STP, what is percent of calcium carbonate in the marble sample
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