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What is the pH of a solution that contains 0.15 M HC2H3O2 and 0.28 M C2H3O2-. Use Kb = 5.6 x 10-10, for C2H3O2-. pH =
Copper metal and zinc metal react differently in the presence of certain acids. For example, while both react with concentrated nitric acid and dissolve completely, only zinc reacts and dissolves in dilute hydrochloric acid.
When you have two primary or two secondary alcohols on the same molecule, will both undergo oxidation or just one?
Match the following properties of liquids to what they indicate about the relative strength of the intermolecular forces in that liquid. Strong intermolecular forces: Weak intermolecular forces
Suppose that 2.0mol H2 at 2.0atm and 25C and 4.0mol N2 at 3.0atm and 25C are mixed at constant volume. Calculate delta mix G. Also, what would be the value of delta mix G had the pressures been identical initially?
If a sample of pure silver (Ag) contains 3.35 x 1022 atoms of iodine, how many moles of silver are in the sample?
What is the osmolarity of the following solutions. Express answer in two signint figures. 1. 0.35 M KBr 2. 0.15 M glucose +0.05 M K2SO4
Hospital patients are administered oxygen from an pressurized hyperbaric oxygen chamber. 600.0 L of oxygen is compressed in a cylinder at 160.0 atm. What volume of oxygen can a cylinder supply at the given pressure.
with this balanced equation of copper carbonate calculate the concentration of copper in solution
An electron has an uncertainty in its position of 594pm . What is the uncertainty in its velocity?
Draw the mechanism (showing arrows and each step) of the synthesis of 3-nitrophthalic acid to luminol.
compare the stabilities of each of the four conjugate bases that would be formed from the doprotonation of the four different OH groups and determine which of hte OH is most acidic.
A 4.867 g sample of a monoprotic acid was dissolved in water. It took 30.24 mL of a 0.1578 M NaOH solution to neutralize the acid. Calculate the molar mass of the acid.
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