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Which of the subsequent isn't determined by the principal quantum number, n of the electron in a hydrogen atom?
The energy of the electron
The minimum wavelength of the light needed to remove the electron from the atom.
The size of the corresponding atomic orbital(s)
The shape of the corresponding atomic orbital(s)
All of the above are determined by n.
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..
A solution is made by mixing 42.0 mL of ethanol, C2H6O, and 58.0 mL of water. Assuming ideal behavior, what is the vapor pressure
A piece of metal with a mass of 151 g is placed in a 50 mL graduated cylinder. The water level rises from 20. mL to 35 mL. What is the density of the metal?
Calculate the minimum pH difference between the stroma and lumen, so that three protons passing through an ATP synthase would provide enough energy for the generation of one ATP molecule
A patient needs to take 375 of ibuprofen twice daily. The pills in the bottle are each 250. . How many pills does the patient need to take each time she wants the 375 dosage? Assume that these pills are scored and can be cut in half if necessary.
The density of a 2.45M solution of methanol (CH3OH) is .976 g/mL. what is the molality of the solution?
Write an equation for the Diels- Alder reaction of cyclopentadiene and 1,4 benzoquinone.
compressed isothermally from 230 K and 150 kPa, and its entropy decreases by 15.0 J/K. Find the final pressure and DG for this process.
the element lithium consists of two naturally occurring isotopes with relative abundances of 7.42 and 92.58. the atomic
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Calculate the minimum concentration of Cr3+ that must be added to 0.095 M NaF in order to initiate a precipitate of chromium(III) fluoride. (For CrF3, Ksp = 6.6 × 10-11.)
895ml of chlorine trifloride gas at 694 mmHg and 36 degree c. What is the mass of the sample
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