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Neglect overpotential and determine the minimum potential required to electrolyze molten CrCl3. answer options: 0.80, 1.1, 1.4, 1.7, 2.0, 2.3V How grams of Cr would be deposited and how many liters of Cl2 gas would be produced at 127 oC and 3.59 atm by passing a current of 13.0 A for 26.0 hrs? g Cr L Cl2
Caffeine (C8H10N4O2) is a stimulant found in coffee and tea. If a solution of caffeine in chloroform (CHCl3) as a solvent has a concentration of 0.0900 m, calculate the the percent caffeine by mass and the mole fraction of caffeine.
A reaction has ?G = 10.0 kJ and ?G° = 15.0 kJ at a temperature of 50 °C. Calculate the value of the reaction quotient Q under these conditions.
Using K=3.9 as the equilibrium constant, Keq, Compute the amount of Isoamyl acetate, also known as isopentyl acetate (C7H14O2 )that must be present at equilibrium.
Draw the major and minor resonance structure for the carbonate ion (CO3^-2). Include any formal charges, Indicate which are the major resonance structures and why.
Imagine a small electron-sensitive probe of volume 1.00pm^3 insterted into an H2+ molecule ion in its ground state. Calculate the probability that it will register the presence of an electron at the following positions
In the following conditions calculate the moles of hydrogen and the pressure in each flask where the volume is negligible. Each flask is originally 275K with .455 mols of hydrogen gas and .7atm of pressure. Then one flask is heated to 500K while t..
A sample of gas in a balloon has an initial temperature of 41 degree celsius and a volume of 1770 L . If the temperature changes to 96 degrees celsius, and there is no change of pressure or amount of gas, what is the new volume,V2 ,of the gas
It takes 55.0 J to raise the temperature of an 11.7 g piece of unknown metal from 13.0 C to 25.0C. What is the specific heat for the metal?
what is the mass of a rectangular piece of copper 24.4 cm x 11.4 cm x 6.6 cm? The density of copper is 8.92 g/cm^3.
Calculate the % ionization in a 0.0902 M solution of acetylsalicylic acid (aspirin). The Ka of acetylsalicylic acid = 4 x 10-4. please show the steps to solving this type of problem.
A pstient is administered mercury-197 to help evaluate kidney fuction. Mercury-197 has a half - life of 65 hours. what fraction of an initial of an initial does of mercury
Which element formed, according to the theory of the Big bang, before the first generation of galaxies formed
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