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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.
Give the orbital designation (1s, 2p, 3d, etc) of electrons with the following combination of principal and azimuthal quantum numbers.
What is the procedure for the extractions (to MAXIMIZE THE YIELD) and volumes? (i.e. How much water, NaCl, sodium bicarbonate and in what order)?
Bromine can form compounds or ions with any number of fluorine atoms from one to five. Write the formulas of all five of these species
The atomic mass of boron is 10.81 g/mol. The two naturally occuring isotopes are B-10 with a mass of 10.0129 amu and B-11 with a mass of 11.0093 amu. Determine the percent of naturally occuring B-10.
If I have hydrogen peroxide, molecular weight(g/mol) is 34.02, its density (g/ml) is 1.2, its concentration is 50% by weight and I have 2mL of it how many mols would I have
what is the balanced equation of aluminum reacts with ammonium perchlorate to produce aluminumn oxide, aluminum chloride, nitrogen monoxide, and 110g of water.
butane reacts with oxygen in the air to form carbon dioxide and water. how many moles of carbon dioxide can be formed
Assume also that on a yearly basis the lake is completely mixed, and that the small river flowing into and out of the lake can be neglected as far as acidification is concerned. How many years will it be before the lake will reach a pH of 5.0?
Periodicity in the ionization energy and balancing the equation - Complete the following chemical reactions by writing the product(s) and balancing the equations:
Students in the lab place some sodium chloride in the beaker and remassed it to obtain a mass of 73.25 grams using a digital balance. Find the mass of salt in the beaker.
232.5 ml of 0.0384 M aqueous manganese(III) oxide solution reacts with 1.058 g of solid octahedral sulfur (S8) and the water to give sulfurous acid and a manganese(II) oxide precipitate. You may assume no volume changes in the reaction from soluti..
A two-bulbed flask contains seven particles. What is the probability of finding all seven particles on the left side. please show and explain how you got the answer. A. 3.10% B. 0.32% C. 0.78% D. 0.93% E. 0.13%
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