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Compute the volume of 0.100M HCl to add to 50ml of 0.1M ammonia to form a mixture that has a pH of 9.00
A feed stream containing 2.00 mol/min butane and a feed stream containing 130 mol/min of air are fed into a reactor. The butane combusts completely according to the following reaction:
Consider the titration of 25.0 mL of 0.0500 M HClO4 (perchloric acid, a strong acid) with 0.100 M KOH (a strong base). (a) Find the volume require o reach the equivalence point (complete the reaction). Find the pH after adding the following volume..
A solution containing 29.95 mg of an unknown protein per 29.0 ml solution was found to have an osmotic pressure of 3.30 torr at 32 degrees C. What is the molar mass of the protein?
Calculate the fraction of Fluorine atoms at 1000 K in each of the first three electronic levels based upon the following data
a 70g piece of ice at 0c is added to a sample of water at 6c, all of the ice melts and the temp of the water decreases to 0c, how many grams of water were in the sample?
in the preparation of the esters given in this experiment the reaction product was extracted with 5 sodium bicarbonate
To avoid handling the powder form of this compound you decide to make up the whole bottle rather than attempt to weigh out a portion. The compound comes in 200 mg batches. What volume would you add to one of these bottles to make up a 10 mM soluti..
Define how you would perform a column chromatographic separation of a polar compound A and two chemicals and C that are non-polar. B is slightly less polar than C.
Which would involve the emission of a higher frequency of light, the transition of an electron in an H atom from the n = 5 to the n = 3 level or a similar transition in an X atom?
application of ideal gas law.a certain amount of gas at 25 degrees c and at a pressure of 0.800 atm is contained in a
Dilute the solutions of NaCl, Na2So4 and Na2S are available to seperate the positive ions from each other. In order to effect seperation, the solutions should be added in which order
An unknown compound was decomposed as well as found to be composed of 1.36 mol oxygen, 4.10 mol hydrogen and 2.05 mol carbon. Explain what is the empirical formula of the unknown compound
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