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Indicate whether the final volume of gas in each of the subsequent is the same, larger or smaller than the initial volumeA) A volume of 500ml of air on a cold winter day at 5 degrees is breathed into the lungs, where the body temperatures are 37 degrees Celsius?
describe the appearance of the solution if drops of .01M AgNo3 had been added directly to the test solution and then centrifuged
the mineral greenockite is a yellow sulfide of cadmium that is 78.0% cadmium and 22.o% sulfer. determine the emipirical formula of greenockite.
Eugenol can also be isolated from cloves using extraction with CO2. discuss the advantages and disadvantages of distillation versus CO2 extraction.
Once the solvent front reaches the top of the chromatographic paper,solvent begins to evaporate from the top edge of the paper, and the remaining solvent continues to move up the paper.
What is the energy associated with an electron transition in a H-atom from n=1 to n=3? from n=2 to n=4. What is the photon wavelength associated with each of the transitions in 8
The fluorescence polarization anisotropy of dye labeled BPTI decays exponentially with a lifetime of 6.2ns. Modeling BPTI as a sphere of radius A, determine A for BPTI. The temperature is 20 degrees Centigrade and the viscosity is 1 cp (=0.01 (gm/..
a gas in a sealed container has a pressure of 125 kpa at a tempurature of 30.0 degrees celcius. if the pressure in the
nbspthe atomic weight of a newly discovered element is 110.352 amu. it has two naturally occuring isotopes. one has a
Calculate the equilibrium constant Kp for the reaction, {rm SO_2 (g) + 2 H_2S (g) rightleftharpoons 3 S(s) + 2 H_2O(g)} at a temperature of 298 rm K
Find out the concentration of this solution in a)M (molarity), b) m (molality), c) % w/w (percent by mass). If solvent =, H 2 O.
In this experiment we reduced methylene blue with ascorbic acid using HCl as a catalyst. Given that the half reaction for the reduction of methylene blue is MB+(ox) +2H +2e -----> MBH2
Why are the bond angles of methane, ammonia, and water different for each even though the electron domain geometry is the same for each
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