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clearly explain potentiometric titration, explain the basic information of this topic as though you were addressing someone who only finished freshman chemistry...( points to include, might be the general mode of action, what type of information is found using this topic and what type of samples can be analyzed , in addition to what specific considerations are important using such a process or instrument?
C double bond O x2 for the first reaction and in the second reaction the CO has a tripple bond i've tried to do this several times and have gotten 166.5 kj/mol 81kj/mol and 48.5 kj/mol and all of them are wrong
a buffer solution is formed by combining 50.0 ml of 0.022 m benzoic acid and 20.0 ml of 0.032 m sodium benzoate
What are the acidic pKa values of the respective hydroxyl products? Look up the structures on the internet or use the UF library online e-journals.
Determine the heat capacity of the calorimeter if you have 25g of water at a temp of 22.50 degrees C. Then add 10 g of water that has been heated to 100 degrees C and seal the calorimeter. If the equilibrium temp is 43.54 degrees C, what is the he..
in a laboratory synthesis a student begins with 5.00 ml of acetic anhydride and 2.08 g of salicylic acid. once the
Calculate the concentrations of all species in a 0.700 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10-2 and Ka2 = 6.3× 10-8.
A 65.00 mL sample of HNO3 solution is neutralized by exactly 34.16 mL of 0.5841 M Ba(OH)2. What is the molarity of the HNO3 solution?
the 1918 influenza epidemic was the worst one on record. people infected early in the epidemic had a mild flu while
Explain why Cu2+ ion does not precipitate as the hydroxide when you add NH3 solution to make the solution basic. Write a chemical equation to support your explanation.
Niacin is one of the B vitamins and it acts in solution as a weak acid (call it HN). If a 2.00 x 10-2 M of HN is prepared the pH of the solution is 3.26. What is the Ka for this acid.
A 1.95 g sample of potassium bicarbonate is decomposed by heating. If the resulting potassium carbonate weighs 1.54 g and the calculated yield is 1.35 g, what is the percent yield
A sample of ammonia, NH3, contains 3.3x10^21 hydrogen atoms. What is the mass of the sample in milligrams
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