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The 'Lock and Key' method for describing how enzyme kinetics work is the current method, while 'induced fit' method is old and outdated.
true or false?
What is the pH of a 2:1 mixture of H2PO4- to HPO42- at 0.005 M ionic strength. (See the table for the activity coefficients.)
Calculate the vapor pressure of a solution made by dissolving 75.9 g of urea (molar mass= 60.06 g/mol) in 197.5 mL of water at 35C. (Hint: the vapor pressure of pure water at 35C is given
calculate the osmotic pressure in mm hg of 6.00 l of an aqueous 0.889 m solution at 30.degc if the solute concerned is
Write balanced equations showing how three of the common strong acids given below ionize to produce hydrogen ion.
a zero-order reaction has a constant rate of 3.40times10-4 . if after 45.0 seconds the concentration has dropped to
if a sample containing 2.11 ml of nitroglycerine density 1.592 gml is detonated how many total moles of gas are
Ethanol (C2H5OH) has a normal boiling point of 78.4 OC. Estimate ?Suniverse at this 50.0 OC for the process: C2H5OH (l) ? C2H5OH (g).
What us the pH at the equivalence point for the titration of 0.2 M nitrous acid by 0.2 M sodium hydroxide. Ka for nitrous acid is 4.5 x 10^-4
1. what are the average calories not calories per gram for each of your food items?2. use the nutritional information
What volume of chlorine gas at 25.0 Celsius and 855 mm Hg of pressure is required to react with 84.0g of phosphorus as given
Which intermolecular force or bond is responsible for the high boiling point of NH3 relative to PH3 and AsH3? a. hydrogen bonding
Write out the balanced overall equation for the redox reaction that could occur between these species. An electric current would have to have what minimum potential to force the reaction forward?
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