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What is the change in the cell voltage on decreasing the ion concentrations in the anode compartment by a factor of 10. What is the change in the cell voltage on decreasing the ion concentrations in the cathode compartment by a factor of 10
Phosphorus pentachloride is used in the industrial preparation of organic phosphorus compounds. Equation 1 shows its preparation from PCl3 and Cl2. (1) PCl3(l) + Cl2(g) PCl5(s)
Calculate the volume of ammonia required to bring the pH to 3.00 and to 8.00. Kb (NH3) = 1.8 x 10^-5.
If the heated copper is then placed into the water in the insulated container, given that the specific heat of copper is 0.385J/(gC), calculate the maximum temperature of the water after the copper metal is added.
Glacial acetic acid is the concentrated form of acetic acid, the acid in vinegar. The term "glacial" refers to the appearance of the solid form, which resembles glacial ice. What is the melting point of this compound, in degrees Celsius, based on ..
How many grams of commercial acetic acid (97% by mass) must be allowed to react with an excess of to produce 83 of acetyl chloride , if the reaction has a 81.2 yield?
If a sample solution is 5.00% H2O2 by mass and has a density close to 1.0 g/mL, find the approximate molar concentration of the H2O2 in the solution
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
a 35.00 ml solution of 0.2500 m hf is titrated with a standardized 0.1356 m solution of naoh at 25 c.a what is the ph
A plot o f the reciprocal concentration of chemical A versus time yielded a straignt line with a slope
If the reaction is first order in A and second order in B, what is the rate when the initial concentration of A = 2.30 mol/L and that of B = 2.03 mol/L
solid silicon and solid magnesium chloride form when silicon trichloride gas reacts with magnesium metal. write a word
Draw a diagram of the electrochemical cell, labeling all electrodes and solutions. What is the pH in the Pt | H+ | H2 half-cell. What is the value of the equilibrium constant for the reaction occurring in this cell
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