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When an enzyme is purified from a complex mixture of proteins what usually happens to the total amount of protein and the specific activity during the purification process? A. The total amount protein decreases and the specific activity increases. B. The total amount of protein and the specific activity both decrease. C. The total amount of protein increases and the specific activity decreases. D. The total amount of protein and the specific activity both increase. E. No change.
a coffee cup calorimeter contains 525.0 g of water at 25.0 oc. to it are added350.0 g of water at 48.3 oc 480.0 g of
Carbonated cola is more acidic than coffee or even orange juice because cola contains phosphoric acid. What is the molar concentration of {H_3O^+} in a cola that has a pH of 4.240? Express your answer with the appropriate units
What are the odds of finding a particle in a one dimensional box between 0 and L/2, that is L is the length of the box. Assume that the particle is in the second to lowest energy level (n = 2).
Complete the following acid-base reactions. Write the net ionic form. Determine if the solution made by mixing equal amounts (moles) of these acids and bases will be acidic, basic or neutral. Explain, show relevant equations
a 100- lightbulb is placed in a cylinder equipped with a moveable piston. the lightbulb is turned on for 2.0times10-2
determine how many grams are there in 4.510 22 molecules of barium nitrate?using a sample of gas of 23.6 grams that
The background section describes why you want the bleach to be far in excess of the dye. State how much greater the bleach should be to be considered in large excess. If the due is 1 x 10-5 M how much can the bleach be diluted before you no longer..
Calculate the altitude at which only 10% of the mass of the atmosphre is above and 90% of the mass of the atmosphere is below.
What is the density of lead if a rectangular bar measuring 0.500 in height, 1.55 in width, and 25.00 in length has a mass of 220.9g.
In a crazy situation the Oylan Vinegar Company has 10,000 gallons of vinegar with a concentration of .114 M. It also hass a .68% acetic acid by mass
Suppose that you wanted to be sure that a metal ion, any metal ion, would dissolve in water. What salt of the metal ion compound would you choose
What is the total linear interaction coefficient (macroscopic cross section) for a thermal neutron in the natural uranium? What is the total macroscopic fission cross section for thermal neutrons
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