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(a) Under what circumstances is the Nernst equation applicable?
b) What is the numerical value of the reaction quotient, Q, under standard conditions?
(c)What happens to the emf of a cell if the concentrations of the reactants are increased?
The compound [Fe(CO)4(PMe3) could adopt a trigonal bipyramidal geometry with the phosphine in either an axial or an equatorial position. (a) Indicate the point group of the molecule
125 mole of oxygen gas is added to carbon in a .25L container. The mixture equilibriates at 500K. Calculate the equilibrium concentration of carbon monoxide, knowing that K=.086 at 500K.
Compute the volume (in mL) of a 0.320 M KOH solution that must be added to 4.500 g of HEPES MW=238.306 g/mol, pKa = 7.56 to give a pH of 7.64.
a typical diver inhales 0.500 l of air per breath and carries a 20 l breathing tank containing air at a pressure of 300
the chlorine in a 0.125g sample of the compound was converted to CL and by reacting it with AgNO3, all the chlorine was recovered as the solid AgCl. The AgCl, when dried was found to weigh 0.251g. What is the empirical formula of this compound
If you have 230 mL of water at 25 deg celcius and add 140 mL water at 95 deg celcius. What is the final temperature of the mixture?
a student performed the nitration of benzoic acid. shehe started with 7.2 g of starting material and obtained 4.8 g of
14CO2 can be used to label calvin Cycle intermediates under conditions of high illumination. What is the percent chance that the single GAP produced (in the presence of 14CO2) is labeled with 14C
10.0 mL of a 0.30 M sodium phosphate solution reacts with 20.0 mL of a 0.20 M lead(II) nitrate solution (assume no volume change)What mass of Pb3(PO4)2 will form
While you are doing vapor pressure questions (Raoult's law), where can you get a reference for the pure vapor pressure of the solutions if not given
Problem- What mass of H 2 O is required to form 1.3L of O 2 at a temperature of 325K and a pressure of 0.966atm
Enter balanced molecular, ionic, and net ionic equations for the following pairs of reactants. If all ions cancel, indicate that no reaction (N.R.) takes place.
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