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Define whether each of the following aqueous solutions would be acidic, basic or neutral and explain. Comprise the appropriate net-ionic equations to show why given solutions are acidic or basic. (C6H5CO2H = benzoic acid; CH3NH2 = Methyl amine.) a. NaNO3
b. KC6H5CO2
c. 50:50 mixture of C6H5CO2H + KC6H5CO2
What is the final temperature of the sand A 1.00 kg gold bar at 1010 K is dropped into 0.750 kg of sand at twenty five degree Celsius?
consider the results of an experiment in which nitrogen dioxide reacts with ozone at 2 different temperatures, 13 degrees Celsius and 29 degrees Celsius. If the activation energy is 29 kI/mol, but what factor does the rate constant increase with t..
linear polystyrene has phenyl groups that are attached to alternate not adjacent carbons of the polymer chain
When might you want to do this. explain what we really are doing in this step and why it could not possibly be to salt-out the product at that point.
You are given 2.56 g of salicylic acid. Using the procedure in the lab manual for the synthesis of aspirin, you recover 0.89 of aspirin. Calculate your percent yield of aspirin
During a refueling outage, workers discover black, soft material in the reactor core (obviously a Foreign Materials Exclusion Area breech). To help identify the breech source, you are asked to determine the material
An acid with a Ka of 1 x 10-8 is titrated with NaOH, both solutions being 0.020 M. What should the Ka of the indicator be, in order to obtain the best end point
determine the mass of each of the following salts required to form a saturated solution
Cu+(aq) + 2 Cl ?(aq) reverse reaction arrow CuCl2?(aq) K = 8.7 104. Calculate the solubility of copper(I) chloride in 0.36 M NaCl.
calculate the freezing point of a solution made by dissolving 3.50 g of potassium chloride 74.55 gmol in 100.0 g of
calculate the kg mix- ture from the mixer, kg water evaporated, and kg jam produced.
Sickle-cell anemia is caused by a genetic defect that substitutes valine for glutamic acid at one position in two of the four chains of the hemoglobin protein. The result is a decrease in the water solubility of hemoglobin.
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