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1) Write the label of an orbital having the quantum numbers n=2, 1=1, m1=0.2) Write the electron configuration for a gallium atom.3) Write the electron configuration for a titanium atom.4) Write a chemical equation corresponding to the third ionization energy of aluminum.5) Write down the second period elements (ie. lithium through neon), on order of increasing first ionization energy.6) write the chemical equation for sodium reacting with water.
compute the volume of sodium hydroxide that is required to make a buffer with a pH = 5.77.? given that pKa = 4.77. and initial volume of the acid solution = 1.00 Litre.
Compute the expected change in temperature for 1.7 grams of ammonium nitrate NH 4 NO 3 dissolved in 50.0 mili litres of water H 2 O.
What is ozone and how it works as a protective molecule for our environment? What are the effects of CFCs on the ozone layer.
it is observed that a volume of 29.15 mL of KOH was neede to complete the process of titration. Determine what is the concentration of this unknown HCl solution?
Determine the kinetic energy of the emitted electrons when cesium is exposed to UV rays of frequency = 1.3 x 10^15 Hz? Express your answer in Joules
Calculate the density of a block.
CHEM 354 Extended Problems, The variation of EMF for the cell below with temperature is shown in the graph below.
Determine the final concentration and Determine What mass of Ar is needed to exert half the pressure (at the same conditions of volume and temperature)?
Find out the formula of the gas produced if Na 3 P(s) sodium phosphide, is reacted with H 2 O
Determine how much Ammonia would be formed if 187 grams of calcium carbonate CaCO 3 are formed?
What is the best and easy way to determine the frequency (in hz) of the interacting photon. A photon interacts with a ground state electron in a hydrogen atom and is absorbed.
What is the chemical make-up of natural cleaners? How do these products compare to traditional cleaners? Are the active ingredients the same or different?
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