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You are getting ready to pout an agarose gel. You require a 100 ml solution of 1 % agarose in 1XTAE. Starting with dry agarose powder, 20 X TAE with water, explain how much of each would you add to generate the desired solution.
A graph of ln (K) versus 1/T for this reaction gives a straight line with a slope of 1.341X10^4 K and a y-intercept of -14.37. Determine the values of ΔH° and ΔS° for this reaction
Barbituric acid (ka = 1.1x10^-4) is used in the manufacture of some sedatives. For a 0.6733 M solution of barbituric acid, calculate
when ammonia is burned in oxygen, free nitrogen gas and water are produced. What volume of ammonia will react completely with 25.0 L of oxygen? what volume of nitrogen gas is formed.
Calculate the moles of ammonia produced (e) calculate the partial pressures of all species in the system (f) the total pressure in the system
2-Methylhexane demonstrate an intense peak in the mass spectrum at m/z = 43. Offer a likely structure for this fragment.
Calculate the mass of CuS produced and the concentration of H+ ion produced by bubbling H2S into 1.00 L of 0.10 M CuCl(aq) solution.
Enzyme X is a highly pigmented protein that imparts the characteristic color to certain blue-green algae. It also facilitates a reaction necessary to the survival of this species; we can follow the kinetics of this reaction by measuring the conver..
the human eye is able to detect as little as 2.35 x 10 ^-18 J of green light of wavelength 510 nm. Calculate the minimum number of photons of green light that can be detected by the human eye.
Calculate the amount of heat in kilojoules released when 50 grams of steam at 125 degrees C are converted to 50 grams of ice at -125 degrees
List the order of nucleotides in the DNA strand complementary to the section with the sequence [TTAGACGAC]. (2) How many codons does this represent?
suppose you have 10 ml of 0.10m sucrose solution. you add 90 ml of water to the solution. do the number of sucrose
What is the pH of a solution prepared by mixing exactly 64.9 mL of 0.200 M HC2H3O2 with 24.7 mL of 0.400 M KOH. (Ka for acetic acid equals 1.8 x 10-5).
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