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If a student used 12.45mL of their NaOH solution to neutralize 10.00mL of a 0.543M KHP solution, then what is the concentration of the student's NaOH solution?
A galvanic (voltaic) cell consists of an electrode composed of zinc in a 1.0 M zinc ion solution and another electrode composed of copper in a 1.0 M copper(I) ion solution, connected by a salt bridge. Calculate the standard potential for this cell..
Commercial perchloric acid is 70.0% by mass, HClO4(aq), and has a density of 1.67 g/mL. Calculate the molarity of perchloric acid in the solution
A 355 mL can od diet soda contains 55 mg of sodium. How many gallons of diet soda must be consumed in order to ingest 1.0 lb of sodium
A 1.90 mole quantity of NOCl was initially in a 1.50 L reaction chamber at 400°C. After equilibrium was established, it was found that 36.0 percent of the NOCl had dissociated.
What is the total pressure in a 20.0 L flask 20.0°C, which contains 0.127 moles of H2 and 0.288 moles of N2?
A new potential heart medicine, code-named X-281, is being tested by a pharmaceutical company, Pharma-pill. As a research technician at Pharma-pill, you are told that X-281 is a monoprotic weak acid,
Draw the product of the following reactions and indicate whether the product would be (R),(S), racemic, or achiral. A) (R)-2-butanol + conc.H2SO4, heat, then HBr--->
a gas has a pressure of 5.51981 atm when its volume is 3.16 l. what will the pressure be when the volume is changed to
What is the pressure of the gas in this mercury manometer if h = 73 mm and atmospheric pressure
For a protein w/ a molar mass of 1x10 6 u, calculate the molar concentration required to obtain an osmotic pressure of 10 matm at 25 degrees C
A solution of KOH is prepared and standardized against 0.5418g KHP. The phenolphthalein endpoint was reached by the addition of 25.91mL KOH. What is the molarity of the KOH solution
a calorimeter contains 25.0 of water at 14.0. when 1.80 of a substance with a molar mass of 82.0 is added it dissolves
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