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The work function, W, of magnesium metal is 5.90x10^-19 J. Calculate maximum wavelength of light required to release electrons from the metal.
A solution has a hydronium ion concentration of [H3O+] = 5.3 x 10^-4 Determine the pH of this solution.
Suppose that coal of density 1.5 g/cm3 is pure carbon. (It is, in fact, much more com- plicated, but this is a reasonable ?rst ap proximation.)
Predict the formula and name of a binary compound formed from the following elements: (a) Na and H, (b)B and O, (c) Na and S, (d) Al and F, (e) F and O, (f)Sr and Cl.
How many moles of iron are required to react completely with 45.0 L of chlorine gas according to the following reaction at 0 degrees
If the initial pressure of the ether is 135 torr, what is its partial pressure after 1420 s? (Note, since the volume and temperature don't change, the pressure is directly related to number of moles and so the pressure can be treated similar to co..
The electron microscope has been widely used to obtain highly magnified images of biological and other types of materials
if 161 ml of wet h2 is collected over water at 24 degrees c and a barometric pressure of 739 torr how many grams of zn
If I try to make a battery using copper and silver electrodes (along with the corresponding ionic solutions), will it work? Why or why not
Blood pH can be altered by changes in breathing. When a person is hyperventilating, they are breathing in rapid, deep breaths.
A mixture of 0.156 moles of C is reacted with 0.117 moles of O2 in a sealed 10.0L vessel at 500.K, producing a mixture of CO and CO2. The total pressure is 0.640 atm. What is the partial pressure of CO
Each step in the process below has a 70.0% yield.
What organic product(s) is formed when 1-methylcyclopentanol is heated in the presence of an acid catalyst?
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