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Choose the INCORRECT statement. a) When a half reaction is reversed, the sign of the potential is changed. b) reversing a half reaction makes it a reduction potential. c) each cell has a reduction half cell and an oxidation half cell.
Using the equation pKa= -log Ka, calculate the Ka from the pH value and the starting acetic acid concentration. Calculate the Ka of acetic acid.
a concentration cell consists of two h2h half cells. half cell a has h2 at 0.87 atm bubbling into 0.10 m hcl. half cell
A sample of hydrogen gas at a pressure of 1.07 atm and a temperature of 296oC, occupies a volume of 682 mL. If the gas is cooled at constant pressure until its volume is 572 mL, the temperature of the gas sample will be
if the initial water level in the graduated cylinder is 21.2 ml and the level rises to 27.7 ml after the object is placed in the cylinder, what is the volume of the object?
If you fill the larger tank with oxygen to a pressure of 115 , to what pressure should you fill the acetylene tank to ensure that you run out of each gas at the same time? Assume ideal behavior for all gases.
Diagram the most accurate procedure so you end up with at least 500 uL each of 5 ug/uL, 0.5 ug/uL and 0.05 ug/uL working solutions of BSA.
When heating the acetone in a water bath, why must there be a hole in the foil cap
What mass (in grams) of CH4 is contained in a 555 mL volume at a pressure of 760.0 torr, and at a temperature of 400.0 K?
Consider the reaction of 1-butanol with PCC (pyridinium chlorochromate). Draw only the organic product derived from 1-butanol. If the product is an ion, do not draw the counter ion. If the given reaction has more than one step, give only the final..
What is the difference in reaction rate between a single step bi molecular reaction dye and NaCIO
he reduction table in your notes, calculate the standard cell potential for the following reactions. 2 Al3+(aq) + 3 Pb(s) 2 Al(s) + 3 Pb2+(aq)
What quantity of useful work can be obtained when Mg is added directly to the beaker of HCl. How can you harness this reaction to do useful work
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