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The rate of bacterial hydrolysis of fish muscle is twice as great at 2.2 degrees C as at -1.1 degrees C. Determine the activation energy for this reaction. I know I'm supposed to use ln(k2/k1)=(Ae/R)(1/T1-1/T2) but how do I know the rate constant to plug into the formula?
How many grams of dry NH4Cl need to be added to 2.10 L of a 0.500 M solution of ammonia, NH3 , to prepare a buffer solution that has a pH of 8.76? Kb for ammonia is 1.8*10 ^-5.
suppose that the volume of a particular sample of Cl2 gas is 8.70 L at 895 torr and 24 Celsius, what volume will the Cl2 occupy at STP
Dalton law of partial pressure - The partial pressure of oxygen is maintained at 0.20 atm at this depth
A .500M solution of a weak acid, HX, is only partially ionized. The [H+] was found to be 3.69x10^-3M. Find the dissociation constant for this acid.
a graduated cylinder reads 4 ml of water.then a shell is dropped into it and the water level rises to 12 ml.what is the volume of the shell?
iron(111)oxcide is formed when iron cobines with oxygen in the air. how many grams if Fe2O3 are formed when 16.7 Fe reacts completly with oxygen?
if you started a ride with ice packs that held 1600g of frozen water at 0 degree celius, and the temperature of the water at the end of the ride is 32 degree celius, How many calories of heat energy were absorb
Compute the partial pressure of N2 at the surface of theH 2 O in mmHg. The Henry's law constant for nitrogen gas =1.3x 10^-3 mol/L x atm? at 25 degrees Celsius
a balloon filled with helium gas has a volume of 762 mL at a pressure of 1atm. The balloon is released and reaches altitude of 6.5km, where the pressure is 0.5atm.
Elemental exonium (not a real element) consists of 2 major isotopes Abundance Mass 31% 95 amu,69%. 118 amu What is the atomic weight for exonium.
What mass of AlCl3 can be formed from 5.000 mol NiCl2 and 2.000 mol Al?
A bu?er was prepared by mixing 1.0 mole of ammonia and 1.0 mole of ammonium chloride to form an aqueous solution with a total volume of 1.00 liter.
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