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Write the ground-state electron configurations for the following elements. (Type your answer in noble gas notation using the format [Ar] 4s2 3d10 4p2 for [Ar]4s23d104p2.)
(a) V
(b) Na
(c) Ni
(d) Au
(e) Pb
(f) Sn
If the efficiency of the boiler is 91.2%, the efficiency of the turbine is 46.7%, the efficiency of the generator is 98.4%, and one can assume another 5% miscellaneous plant losses, what is the actual efficiency of the overall generating unit?
A technician was accidentally exposed to potassium-42 while doing some brain scans for possible tumors. the error was not discovered until 48h later when the activity of the potassium-42 sample was 2.1?ci .if potassium-42 has a half-life of 12 h
Calculate the theoretical titration curve for the titration of 50.00 mL of 0.1000 M Na2CO3 with a 0.2000 M solution of HCl. Propose the indicators.
At what pressure does the mean free path of argon at 25 C become comparable to the diameter of a spherical vessel of volume 1.0dm3 that contains it? ? =.36nm^2
While resting, the average human male consumes 200 mL of oxygen per hour at 25 degrees Calcius and 1.00 atm for each kilogram of weight. The number of moles of oxygen are unknown and if the oxygen is consumed by a 70.0 kilogram man while resting f..
Calcuate the molalities of MgSO4, Mg2+, and SO4 in a 0.05000m solution of MgSO4 at 25 degree and at 250 degree. Find the appropriate log K's in Soltherm
Your observations should reveal a difference in at least one property between sodium benzoate and benzoic acid. What property was that, and what observation will reveal the difference?
A solution is prepared by dissolving 17.75 g Sulfuric acid (H2S04;MW = 98.0g/mol) in 93.2 g of water. If the density of the solution is 1.1094g/mL, what is the molarity of the sulfuric acid?
if 6.73 g of Na2CO3 is dissolved in enough water to make 250 ml of solution, what is the molarity of the sodiam carbonate?
A student wrote the reaction scheme below for the grignard synthesis of triphenylmethonal. Explain to the student why this representation of the reaction would not yield the desired product
Correlation of structure with the melting point - What structural aspect of these 18-carbon fatty acids can be correlated with the melting point?
the density of aluminum is 2.70 gm/cm3 the density of chromium is 7.19 gm/cm3. if equal masses of Al and Cr are addede to equal vol of H2O in separate graduate cylinder which would have the greatest change in volume
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