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In order to get a benchmark idea of how the idea of molarity translates into molecular terms relevant for biology, consider a volume of one cubic micron (micron= micrometer = 10-6 m), about the size of a small bacterium. What is the molarity of a solute that has one molecule per cubic micron?
Nitrogen from a gaseous phase is to be diffused into pure iron at 675 C. If the surface concentration is maintained at 0.2 % N, what will be the concentration 2 mm from the surface after 25 h? The diffusion coefficient for nitrogen in iron at 675 ..
4hclg o2g ---gt 2h2og 2cl2gwrite the relationship between the rates that each of the reactants and products are
Ag -> ag+ + 1e H+ + 1e -> H2 and then how would I calculate the Ecell for each one if I am given +0.80 volts on the volt meter for the first one?
a line in the emission spectrum of an atom occurs at a wavelength of 560 nm. what is the energy difference between the
NaOH (aq) are required to neutralize 25.0 mL of HCl (aq). Calculate the concentration of the hydrochloric acid solution.
Identity the species with the larger radius in each of the following pairs. Use the concept of effective nuclear charge to explain the difference in radius for each pair. a) Cl or S b) Cl- or S2- c) Na or Mg d) Mg2+ or Al3+
The density of water decreases from 1.000g/mL at 3.98°C to 0.9170g/mL as ice at 0°C. By what volume (in mL) would a 2.632 liter flexible plastic bottle increase.
Explain what is the ratio of the number of moles of air in the heated balloon to the original number of moles of air in the balloon
identify the following as characteristic of a solution, colloid, or suspension: a)particles of this mixture remain inside a semipermiable membrane, but pass through filters. b)the particles of solute in this mixture are very large and visible.
A gaseous system undergoes a change in temperature and volume. What is the entropy change for a particle in this system if the final number of microstates is 0.407 times
Calculate the mass of water produced when 9.11 G of butane reacts with excess oxygen. Express the mass of water numerically in grams.
Are the values of Km and Vmax obtained from LinearWear Burk Plot larger or smaller than those obtained from Michaelis Menten Plot. Explain why
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