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Problem- 1- Draw a molecular orbital diagram for CO+ identify the HOMO and LUMO, 2- Determine the bond order.3- Determine whether the bond order would increase or decrease if an electron were added.Provide complete explanation of problem
How much does the molar enthalpy change when 147 g. of water cools from 90.0 C to 17.0 C when 20.0 g. of KCL is added to the water? Is this reaction exothermic or endothermic?
Calculate the pressure exerted by 1 mole of CO2 confined in 22.45L at 298K using van der waals
Calculate the pH of a solution resulting from the titration of 50mL of 0.078M HCl with 25 mL of 0.083M NaOH. Give your answer to two decimal places.
How many moles of CO(NH2)2 are present in 145 g of water, if the freezing point of the solu- tion is -4.02?C? kf (water) = 1.86 K · kg/mol.
dinitrogen pentoxide undergoes first order decomposition inchloroform solvent to yield nitrogen dioxide and oxygen gas.
In the photosynthesis reaction, how is the equilibrium yield of glucose(C6H12O6) affected( increaed, decreased, no change) by the following action water is added.
Would a reaction occur if a piece of Sn metal were placed in a ZnSO4 solution. if so write a net ionic equation
A 2.0L kettle contains 116g of calcium carbonate as boiler scale. Explain how many times would the kettle have to be completely filled with distilled water to remove all of the deposit at 25οC
A 0.4000 g sample that contained 96.4% Na2SO4 (142.04 g/mol) required 41.25 mL of barium chloride solution to reach the endpoint in a precipitation titration. What is the molarity of the BaCl2 solution
When 1.1g of a nonvolatile substance is added to 45.5g of benzene, the vapor pressure decreased from 97.0 to 95.7 tor. From the mol fraction of the substance in the solution estimate the molar mass of the compound
The binding of the first O2 to this hemoglobin increases the affinity for the binding of the second O2. C. The binding of the first O2 to this hemoglobin decreases the affinity for the binding of the second O2. D. The binding of the first O2 to th..
A substance (that you believe to be talc) contains 58.35 g magnesium, 89.88 g silicon, 153.6 g oxygen and 1.61 g hydrogen. How many grams of oxygen are present in 72.5 g of talc
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