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The 100 mL of a solution that is 0.10 M in both Cu2+ and Mn2+ and 0.20 M in H3O+ is saturated with H2S. Illustrate which metal sulfide precipitates?
A 250.0ml sample of air at 100.0 K is warmed to 200.0 K at constant pressure. What is the volume of the air sample at the new temperature.
Use the values of Ka1 = 0.056 and Ka2 = 5.4 x 10-5 to calculate the [OH-] in a 0.456 M solution of oxalic acid (H2C2O4). Use E notation and 3 significant figures.
what is the energy difference between the heats of formation you calculated for carbocation A and B?
Classify the following elements as main group elements, transition metals, or inner transition metals: Fe, Ba, U, Pb, Pd, S
Which MO is the HOMO and which is the LUMO in the excited state 5. How many nodes does the highest-energy molecular orbital of 1,3,5,7-octatetraene have between the nuclei
the hybridization of Carbon in this molecule? b) What would be its molecular shape? and c) What is the bond angle around the C atom?
Write the condensed structural formulas and names for all the constitutional isomers with the formula C4H9Br
what is the molarity of a solution that contains 5.2g urea (molecular weight = 60 amu) in 250g of benzene?
Include drawings of each of the three ph cases for phenylalanine, and be certain to include the appropriate locations of charge on your molecular structure.
the characteristic odor of pineapple is due to ethyl butyrate a compound containing carbon hydrogen and oxygen.
Cobalt oxide, CoO, is a largely ionic compound. What coordination number and crystal structure would you expect for this oxide
Using Slater's rules, calculate the relative effective nuclear charge on a 3p electron in : a)aluminum and (b) chlorine. Explain how results relate to:-the relative atomic radii of the two atoms
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