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If a Nicotinic acid, HC6H4NO2 is a weak monoprotic acid. A 5.7x10-2 M nicotinic acid is 1.6% ionized. Explain what is the Ka for this acid?
MnSO4(aq) is converted to MnO2(s) in a basic medium as oxygen gas is converted to hydroxide ion. In this case, is the sulfate ion a spectator ion. (NaOH is also present. Is sodium ion also a spectator ion
the freezing point of ethanol c2h5oh is -114.6 degrees c and the molal freezing point depression constant for ethanol
the final temperature of the cu? I tried to use Q=MS(delta)T and solve for the tinal temp instead of the change in temp but kept getting 45°c.
How many champagne flutes (holding 180 ml) of Dom Pérignon champagne can a 80 kg person drink in Arizona before reaching the blood alcohol limit for extreme DUI?
b6. at elevated temperaturessbcl5 gas decomposes into sbcl3 gas and cl2 gas as shown by thefollowing equation.sbcl5
Calculate the mass percent composition of carbon in each the following carbon compounds. C4H10 C6H10 C8H13O5N
Draw the structure(s) of the ketones with the molecular formula C6H12O that have a four-carbon chain.
1 if 50 kj of heat are given off by a chemical reaction in aqueous solution and all the heat is absorbed by the
My goal is prepare a 100.00 mL of a buffer with a pH = 3.500 and a total common ion concentration of 0.100 M. I have available to me, bottle of 1.00 M of acetic acid, formic acid, ammonia, hydrochloric acid, sodium hydroxide, sodium formate, sodiu..
Calculate the reaction quotient Qsp for the salt MX in a solution prepared by mixing 25.0 mL of a 2.10E-8M solution of the cation and 25.0 mL of a 3.00E-7M solution of the anion. Enter your answer in scientific notation with two decimal places.
A free electron initially at rest at the back of Cathode ray tube in your television accelerate through a potential
Demonstrate how an addition reaction of H3O+ to an alkene is the reverse of a catalyzed E1 reaction of an alcohol.
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