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A student mixes four reagents together, thinking that the solution will neutralize each other. The solutions mixed together are 53.6 mL of 0.129 M hydrochloric acid, 100.6 mL of 0.215 M of nitric acid, 500.9 mL of 0.0100 M calcium hydroxide, and 200.1 mL of 0.122 M rubidium hydroxide.Calculate the concentration of excess OH- ions left in solution.
Consider the following species: Ca, Br1-, Fe2+ , Cu+, Co3+. Li+. List the oxidizing agents. List the reducing agents. (Some could be both.) Which is the best oxidizing agent
According to quantum mechanics, all particles of matter exhibit some of the properties normally associated with
the geometries of the molecules bf3 and nf3 are trigonal planar and trigonal pyramidal repectively. which statement
What mass percent sucrose (C12H22O11)should be present in an aqueous sucrose solution to raise the boiling point to 100.00 degrees celsius at this pressure
For a given reaction the following half-life and initial concentration data was collected. Use this data to determine the reaction's order and rate constant.
what is the aluminum ion, Al3+, concentration if the cell potential is 0.447 V and the manganese (II) ion concentration is 0.10 M?
What is the pH of a solution prepared by mixing exactly 55.0 mL of 0.200 M HC2H3O2 with 20.0 mL of 0.400 M KOH. (Ka for acetic acid equals 1.8 x 10-5).
Nitrogen oxides undergo many interesting reactions in the environment and in industry. Given the following information, calculate H for the overall equation:
the density of phosphorus vapor at 310 degrees celcius and 775 mmhg is 2.64gl. what is the molecular formula of the
Researchers analyzing an unknown hydrocarbon with chemical formula CxHy found that 225 grams of O2(g) were required for complete combustion of 1.0 mol CxHy, to form CO2(g) and H2O(g) only.
A solution contains .229 M sodium acetate and .157 M acetic acid. What is the pH of this solution. How is Ka calculated
A geothermal system is initially more expensive to set up than a conventional heating and cooling system but the annual operating cost are much cheaper
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