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How many mls of 12M Acetic Acid must be added to 500 ml of 0.5M Sodium acetate to prepare a buffer of pH 4.76 (pKa of Acetic Acid is 4.76).
Assuming that you start with 2.00 g of sodium benzoate and 5 mL of 3 M HCl, and assuming that the reaction proceeds to form benzoic acid, what would your theoretical yield be? use two decimal places
Calculate the pH for each of the following cases in the titration of .50 mL of .150 M hypochlorous acid, HCLO(aq)
Determine the moles of benzene that would be needed to completely react with 0.445 moles of oxygen
the major differences in the dehydration of an alcohol by an E1 and E2 reaction mechanism.
Inexperienced athletes might try consuming three high energy drinks just before a race but veteran marathon runners know this would impair their performance. Why?
A solution is prepared by mixing 66.7 g H2O with 33.3 g HOCH2CH2OH (ethylene glycol). What is the concentration of ethylene glycol in units of molality? The molar masses of water and ethylene glycol are 18.02 g/mol and 62.07 g/mol, respectively
Calculate in kilojoules per mole the energy necessary to completely remove an electron from the first shell of a hydrogen atom R infty = 1.097 times10^-2 nm^-1
Imagine that you have a 5.50 gas tank and a 4.00 gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch.
How much water would you have to drink to meet your daily fluoride requirement of 0.5 mg.day?
Assume the products are all gaseous. Show all your work. What is delta G and is the reaction spontaneous at 298K or nonspontaneous
The amount of carbon dioxide in a gaseous mixture of CO2 and CO can be determined by passing the gas into an aqueous solution that contains an excess of Ba(OH)2
What is effective diffusion coefficient of CH4 in the nanochannel at the feed gas conditions? Is Knudsen diffusion important?
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