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A diploid organism with a 30,000-kb haploid genome contains 19% T residues. Calculate the number of A, C, G, and T residues in the DNA of each cell in this organism.
1.248-g sample of limestone rock is pulverized and then treated with 30.00 mL of 1.035 M HCl solution. the excess acid then requires 11.56 mL of 1.010 M NaOH for neutralization.
the R enantiomer and 19.0% of the S enantiomer, what is the enantiomeric excess of the mixture?
The heat of vaporization of water =40.66 kJ/mol at 100 °C. Compute the quantity of heat that is absorbed/released when 9.00 grams of steam condenses to liquid water at the temperature of100 degree celsius.
Use the Nernst equation to deter mine the cell potential, Ecell of the voltaic cell consisting of the following redox couples.
Acid, Bases and Proton Transfer, what is the direction of proton transfer?
What is the entropy change for a particle in this system if the final number of microstates is 0.819 times that of the initial number of microstates?
Express the concentration of a 0.0480 M aqueous solution of fluoride, F-, in mass percentage and in parts per million. Assume the density of the solution is 1.00 g/mL.
A 26 mL sample of a solution of MgF2 was diluted with water to 75 mL. A 25 mL sample of the dilute solution was found to contain 0.04 moles of F-. What was the concentration of MgF2 in the original undiluted solution
If the total pressure in the flasks is 311 torr after the stopcock is opened, determine the initial pressure of N2 in the 1.00 L flask.
In Horner-Wadsworth-Emmons reaction, a 1,2-disubstituted alkene was produced in which the olefinic protons exhibited at vicinal coupling of 9.0 Hz in the 1H NMR. What is the stoichiometry of the double bond.
Mixing 1.0 M BaCl2 + 1.0 M K2SO4 gives what white participate. Write and balance the molecular equation.
Draw thw active site of an enzyme that contains a macrocycle coordinated to a transition metal. Explain the function of the enzyme
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