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Molecular Orbital theory properly redictsparamagnetism of oxygen gas, O2. This is because
a) There are two unpaired electrons in the MO electron configuration of O2
b) There are more electrons in the bonding orbitals than in the antibonding orbitals.
c) The O-O bond distance is relatively short
d) The bond order in O2 can be shown to be equal to 2
e) The energy of the π2p MOs is higher than that of theσ2p MO
The following compounds are dissolved in 1.00 L of water: 0.180 mol HA (Ka = 1.36 x 10-3), 0.020 mol NaA, 0.08 mol HNO3, and 0.08 mol Ca(OH)2 (strong base). What is the pH of the resulting solution
Magnesium oxide decomposes into magnesium and oxygen. If 12.09g of magnesium oxide decomposes to form 7.29g of magnesium, what mass of oxygen gas is also released in the reaction?
What is the role of sodium sulfite in the experimental procedure of the creation of Benzoic acid. -I know that it breaks down any remaining bleach that did not react, but can someone please explain how it works
Potassium hydroxide is used to precipitate each of the cations from their respective solution. Determine the minimum concentration of KOH required for precipitation to begin in each case
Define an attempt at synthesizing a certain optically active compound resulted in a mixture of its enantiomers. Suppose the mixture had an observed specific rotation of 16.5°. If it is known that the specific rotation of the R enantiomer is -31.1°..
A beaker with 1.70×102 mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 6.20 mL of a 0.490 it M HCl solution to the beaker. How much wi..
an alloy that melts at about the boiling point of water has bipb and sn atoms in the ratio1065 respectively. what mass
Illustrate the resonance structure of the most stable carbocation intermediate possible that results from step 2 of an electrophilicaromatic substitution reaction when tert-butylbenzeneencounters bromine in the presence of iron(III) bromide.
Consider the reaction with the rate law, Rate = k[BrO3-][Br-][H+]2 By what factor does the rate change if the concentration of BrO3- is tripled and that of Br- is tripled
calculate the hydrogen ion concentration in moll for each of the following solutions.a 2.42 b a solution whose ph is
Draw all possible resonance structures and label if they are minor, major resonance contributors and draw the resonance hybrid.
Balance the following redox reactions. Break your answer down into individual steps not just the final balanced numbers. a) P4(s) + NO3^- ==>> H2PO4^- +NO(g) (acidic solution)
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