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Calculate the molar solubility of: a. Mg(OH)2 in 0.25M NaOH(aq) ksp = 1.8x10-11 b. BaSO4 in 0.010M Na2SO4 Ksp = 1.1x10-10
Nitrosyl bromide, \rm NOBr, is formed in the reaction of nitric oxide, \rm NO, with bromine, \rm Br_2: \rm 2NO(g)+Br_2(g)\rightleftharpoons 2 NOBr(g) The reaction rapidly establishes equilibrium when the reactants are mixed.
A mammalian species uses the following metabolic pathway to obtain another bioactive substance. Draw the skeletal structure of the product of each metabolic process. (Show your product in the unionized state and omit any stereochemistry. You may c..
The Greek mathematician Archimedes is credited with discovering how to verify the amount of pure gold in an irregularly shaped object (e.g., a crown) by placing it in water.
what volume in milliliters of a 0.0992 m naoh solution is required to reach the endpoint in the complete titration of a
1.use the three-step method described in the module to predict the actual precipitates which form if such is the case
A stock solution is prepared by adding 24 mL of 0.4 M Na3PO4 to enough water to make 76 mL. What is the PO43- concentration of 25 mL of the stock solution
Give examples of a neutral salt, acidic salt and basic salt. Explain your choice.
Elements in the first short period are limited by the octect rule whereas those in the higher period can expand their valence shells. Describe what this means, account for this phenomenon and give an example of each.
V is the volume, and n is a number that can be 1, 2, 3, ... . Assume that A=1. Determine the work done by the piston. Propose a physical meaning to the term "n" in the above equation.
c6h5ohs 7o2g --gt 6co2g 3h2oga 2.000 gram sample of pure phenol c6h5ohs is completely burned according to the
During an experiment: preparation of benzoic acid from benzonitrile what is the percent yield of benzoic acid: volume of benzonitirle: 2.0 mL and mass of benzoic acid obtained: 1.10 g
Calculate the partial pressure of each, the total pressure and the composition of the liquid solution.
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