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Question- For each of the following, give the electron configuration of the (i) metal; (ii) ion; (iii) a set of 4 quantum numbers representing a valence electron in for the metal ion.
(a) Fe in Fe2O3 (b) tin in tin(IV) chloride. (c) silver in silver (I) chloride.
Write your solution in appropriate format and provide references
If a 0.10mL volume of oil can spread over a surface of water of about 32.0m^2 area, calculate the thickness of the layer in centimeters. Enter your answer in scientific notation.cm?
A sample of air was compressed to a volume of 10.0 L. The temperature was 295.0 K, and the pressure was 8.60 atm. How many moles of gas were in the sample. Enter units.
Malonic acid is a diprotic acid used in the production of pharmaceuticals. A 0.6561 g sample of a m ixture of malonic acid (C3H4O4) and NaCl was titrated to the equivalence point with NaOH. The titration required 54.94 mL of 0.1009 M NaOH. Malonic..
How does adding a small amount of a Grignard reagent solution to a Grignard reaction help the reaction get started
The rate constant of a reaction at 28°C is 0.064 /s. If the frequency factor is 1.9 1013 /s what is the activation barrier
Initially a container contains 0.75 M HBr and no product. What is the equilibrium concentration of HBr if the equilibrium concentration of H2 is 0.14 M
NaOH was required to back titrate the excess HCl. What was the calculated molecular mass of the product and how likely is it that the product was barium carbonate
Question- A dilute solution is prepared by transferring 45.00 mL of a 0.5616 M stock solution to a 400.0 mL volumetric flask and diluting to mark. What is the molarity of this dilute solution
questions on h-nmr spectrum of isopentyl acetate.1.on the attached h-nmr spectrum of isopentyl acetate draw the
How and why is the average enthalpy of the reaction changed when a different concentration of sodium hydroxide is used
Lead(II) phosphate, Pb3(PO4)2 (s), is allowed to come to equilibrium with its ions in otherwise pure water. Ksp = 3.0 x 10?44. Calculate the equilibrium concentration of each ion.
A geological sample is found to have a Pb-206/U-238 mass ratio of 0.773/1.00. Assuming there was no Pb-206 present when the sample was formed, how old is it? The half-life of U-238 is 4.5 × 109 years.
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