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At room temperature (20 degrees celsius), milk turns sour in about 64 hours. In a refrigerator at 3 degrees celsius, milk can be stored three times as long before it sours.
(a) Estimate the activation energy of the reaction that causes the souring of the milk.
(b) How long should it take milk to sour at 40 degrees celsius?
35.5 grams of an unknown substance is heated to 103.0 degrees celsius and then placed into a calorimeter containing
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an empty flask has a mass of 123.4 g. when the flask is filled with water the mass is 211.6 g. if 10.0 g of zinc d
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Show that the energy transferred as heat when the pressure on an incompressible liquid or solid is increased by delta P is equal to -alphaTVdP. Evaluate q when the pressure acting on 100cm cubic of mercury at ) degre celcius is increased by 1.0kba..
what is the quantity in grams of formic acid and sodium formate necessary to make 500 mL of a buffer that has a formic acid concentration of .75 M and a sodium formate concentration of .75 M?
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