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Question- a highly supercoiled DNA molecule is cleaved at one site by a restriction endonuclease, yielding linear DNA. Predict whether each of the following will increaes, decrease, or remain unchanged as a consequence of this treatment.
1. second virial coefficient
2. osmotic pressure at 0.1 mg/ml
3. limit of pi/C as C --> 0
4. diffusion coefficient
In a synthesis experiment you obtain a sample of product on which you do a melting point determination and find a melting point range of 108.0 to 114.3 degrees Celsius.
What is the expected freezing point of an aqueous solution of 2.62 kg of nitric acid, HNO3 , in a solution with a total mass of 5.91 kg? Assume that the nitric acid is completely ionized.
While preparing oxalate buffer technician by mistake added 0.1 M of CaC2O4. (pKsp = 7.9) to 0.2 M solution of oxalic acid
given that hclo4 an aqueous solution is 4.810-8 m write the equation for the reaction of hclo4 compute h3o oh- poh and
1 a 25.0 ml sample of 0.300 mnh3aq is titratedwith 0.300 m hclaq. what is the ph at the equivalence point?kb of nh3 1.8
As you saw in Part B, the vapor above the cyclohexane-acetone solution is composed of both cyclohexane vapor and acetone vapor.
What's the total pressure generated by a mixture of gases if the pressure of oxygen is 465 mm Hg, the pressure of nitrogen is 1.1atm and the pressure of chlorine is 501 torr? Report your answer in torr. Report your answer to no decimal places.
How can you tell that Cobalt(II) iodide is a binary ionic compound formed by a transition metal with more than one ionic charge?
How many grams of silica were in a 6.00 grams sample, if it took 34.1 mL of 0.95 M HCl to react with all of calcium carbonate
A 5% glucose solution has a specific gravity of 1.02. What is the mass of 500 ml of the glucose solution
Two different proteins X and Y are dissolved in aqueous solution at 37 C. The proteins bind in a 1:1 ratio to form XY. A solution that is initially 1.00 mM in each protein is allowed to reach equilibrium. At equilibrium, 0.18 mM of free X and 0.18..
How much of either 5.0 M HCl or 5.0 M NaOH must you add (and which one)? Assume the pka for imidazole is 7.0.
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