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When a sample of molten MgCl2 and a sample of aqueous MgCl2 are electrolyzed with inert electrodes different products are obtained. Determine the product of the electrolysis of each sample and explain why there is a difference.
An argon ion laser which operates at 488.2 nm is used to excite the tagged proteins and observe fluorescence. A 5 µM solution gives a signal of 0.852 relative fluorescence units. What is the wave number of the laser light at 488.2 nm?
2 FeBr3(aq) + 3 Na2CO3(aq) Fe2(CO3)3(s) + 6 NaBr(aq) what is the net ionic eqation for this molecular equation.
Why does aluminum hydroxide readily dissolve in concentrated NaOH but not in concentrated NH3? Please give a thorough explanation, not just a short answer.
consider the following unbalanced reaction.p4s f2g pf3gwhat mass of f2 is needed to produce 113 g of pf3 if the
At what pressure does the mean free path of argon at 25 C become comparable to the diameter of a spherical vessel of volume 1.0 dm^3 that contains it? Take ? =0.36nm^2.
an An automobile gasoline tank holds 42 kg of gasoline. When the gasoline burns , 168 kg of oxygen are consumed and carbon dioxide and water are produced. What is the total combined mass of carbon dioxide and water that is produced
0.25 mol of formic acid (HCO2H) is dissolved in enough water to make one liter of solution. The pH of that solution is 2.19. The Ka of formic acid is
If, in a certain experiment, over a specific time period, 0.0033 mol PH3 is consumed in a 1.5-L container each second of reaction, what are the rates of production of P4 and H2 in this experiment?
Which of these is likely to be the best conductor of electricity?
Draw a structure of the species that is formed at the lower PH if the acid proton adds to the azo nitrogen atom adjacent to the aromaic ring containing the SO3- group. Why does the proton adds to this particular nitrogen when two other nitrogen at..
Which protein elutes first from a diethylaminoethyl cellulose ion exchange column with a decreasing pH gradient
The absorbance at 595 nm was 0.78 and, according to a standard curve, corresponds to 0.015 mg of protein on the x-axis. What is the protein concentration of the original solution?
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