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The accompanying graph illustrates the decay of 4288Mox which decays via positron emission.
(a)What is the half-life of the decay?
(b) What is the rate constant for the decay?
(c)What fraction of the original sample of 4288Mox remains after 12 min?
(d)What is the product of the decay process?
What is the simplest explanation of why the 45kD and the 90kD proteins copurified the column. What would be an alternative explanation
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Draw a planar structure for the following compound using dashed or solid wedges to show the stereochemistry of the substituent groups
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A student following the procedure in this experiment prepared three solutions by adding 11.50, 23.00, and 34.50 mL of a 7.60 x 10-2M NaOH solution to 50.00 mL of a .112M solution of a weak acide.
A certain weak base has a Kb of 7.40 x 10^-7. What concentration of this base will produce a pH of 10.06
A protein engineering laboratory studying monoclonal antibody protein characterized the thermal stability of these proteins by measuring their melting temperature (Tm), which is specific as the temperature at which the proteins are half unfolded
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Why is it advisable to run a mixed melting point determination on samples of two different compositions before concluding that two compounds are identical
Standard Temperature and Pressure of Chlorine, Chlorine is widely used to purify municipal water supplies and to treat swimming pool waters. Suppose that the volume of a particular sample of Cl2 gas is 8.70 L at 895 torr and 240C.
Tungsten crystallizes in a cubic unit cell with an esge length of 3.165 (Angrstroms)and with a tungsten atom on each of the corners of the unit cell and in the center of the unit cell(BCC structure).
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