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Explain an atom of element number 33 (As) is in its ground electronic state. Explain which one of the subsequent sets quantum numbers could not apply to any of its electrons?
A) n=2 l=1 ml= -1 ms= 1/2
B) n=3 l=0 ml=0 ms= -1/2
C) n=3 l=2 ml=-2 ms= -1/2
D) n=4 l=0 ml=0 ms= -1/2
E) n=4 l=2 ml=1 ms= 1/2
A process involves the performance of electrical work in the amount w' on a system. Show that if the process is carried out at constant volume, the heat absorbed is delta U-w'.
a badly tarnished silver teapot. The tarnish is a result of the silver metal reacting with the oxygen in the air according to
You are required to prepare a review-type essay on Electrochemistry. Insert your completed review essay into a soft-bound cover with a clear plastic front.
a 0.042 m solution of a monoprotic acid is 12 percent ionized. calculate the ionization constant of the
the minimum energy required to cause the photo electric effect in potassium metal is 3.69*10^-19 J. will photoelectrons be produced when light shines on the surface of potassium?if 400 nm radiation is shone on potassium,what is the velocity of the..
Methanol, ethanol, and n-propanol are three common alcohols. When 5.00 g of each of these alcohols is burned in air, heat is liberated. Calculate the heats of combustion of these alcohols in kJ/mol.
What mass of copper in g can be deposited by the passage of 1.0 A for 4.0 hr through a solution of CuCl2
In 1978, scientists extracted a compound with antitumor and antivirus properties from marine animals in the Caribbean Sea. A sample of the compound didemnin-A
For a standard cell made using gold (Au) and gold (III) nitrate, and cobalt and cobalt (II) nitrate Calculate the Ecell if the concentration of Au(NO3)3 is 0.27 M and the concentration of Co(NO3)2 is 0.74 M.
if you were to carryout a tlc analysis with the crude benzoic acid product what type of solid phase would you use and
A 680 MW coal fired power plant is 34% efficient at producing electricity. The coal has a heating value of 20,000 kJ/kg, an ash content of 5.5% and a sulfur content of 4.5%. Note: 1 MW = 1000 kW , and 1 kW = 1 kJ/s. a. What is the daily input rate..
suppose you get the same data that you recorded in your lab but you mistakenly thought the mol ratio of acetylsalicylic
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