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The molecular-orbital diagrams for two- and four-atom linear chains of lithium atoms are shown in Figure. Construct a molecular-orbital diagram for a chain containing six lithium atoms and use it to answer the following questions.
(a) How many molecular orbitals are there in the diagram?
(b) How many nodes are in the lowest-energy molecular orbital?
(c) How many nodes are in the highest energy molecular orbital?
(d) How many nodes are in the highest-energy occupied molecular orbital (HOMO)?
(e) How many nodes are in the lowest-energy unoccupied molecular orbital (LUMO)?
Each tablet contains 80. mg of the active ingredient and comes in bottles of one hundred. How many mL of a 0.100 M solution of HCl are required to dissolve ther active ingredient in a full bottle of Gaviscon tablets?
State an equation showing the reaction of acetylsalicylic acid with sodium bicarbonate. Explain what happens when this reaction mixture is treated with hydrochloric acid. (Reaction equation would be appropriate)
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a 10.4-g sample of cacl2 is dissolved in 118 g of water with both substances at 25.0degc. calculate the final
Utilizing the Drago E and C parameters Compute the enthalpy of formation of the 1:1 addition compound between BF3 and (CH3CH2)2O in units of kcal/mol.
Question- Calculate the theoretical yield for K2NiCa9(NO2)6 from the reaction of 4.3794 g KNO2, 1.2875 g of NiCI2*6H2), and 0.567 g of CaCI2*2H20
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Does increasing the size of an axial substituent always result in higher relative strain energies for the axial conformation
A flask that can withstand an internal pressure of 2525 torr, but no more, is filed with a gas at 21.0°C and 758 torr and heated. At what temperature will it burst?
A voltaic cell consists of an Mn/Mn2+ half-cell and a Pb/Pb2+ half-cell. Calculate [Pb2+] when Ecell is 1.017 V and [Mn2+] = 0.589 M. Use reduction potential values of Mn2+ = -1.18 V and for Pb2+ = -0.13 V.
Describe synaptic tagging and capture in LTP. What kind of stimulus is necessary for new protein synthesis to occur? What kind of stimulus is necessary for a synaptic tag
nbspka for cyanic acid hcno 3.5 x 10-4 at 25degc . write the equilibrium that corresponds to ka. the standard heat of
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