Predict the two most likely products for the following reaction and show a stepwise mechanism for the formation of each product. (Hint: one product is formed by Markovnikov addition, the other by a carbocation rearragement.)
(CH3)3CCH=CH2 + HCl ->
Given the values of ΔH ∘ rxn , ΔS ∘ rxn , and T below, determine ΔS univ .
Part A: ΔH ∘ rxn = 80kJ , ΔS rxn = 143J/K , T= 299K Express your answer using two significant figures.
Part B ΔH ∘ rxn = 80kJ , ΔS rxn = 143J/K , T= 754K Express your answer using two significant figures.
Part C : ΔH
5. C(s) + CO2(g) ---> 2 CO(g)
Carbon (graphite), carbon dioxide and carbon monoxide form an equilibrium mixture as represented by the equation above.
(a) Predict the sign for the change in entropy, deltaS, for the reaction. Justify your prediction.
(b) In the table below are data that show the percent of CO in the equi
1.) Calculate Ke for the following (equilibrium concentrations given below substances). See attached file for full problem description.
2.) For all three of the equilibria in problem #1 predict (1) how Ke is affected by an increase in temperature, (2) predict how the equilibrium will sh
I need some help with these three questions on organic chemistry bonding:
13. Why it is important that any aldehyde used in Witting reaction be free of carboxylic acid impurities?
14. Explain why the C=C stretching mode gives rise to a rather weak IR band in 1-methylcyclohexane, while in its isomer, methylenecyclohexene,
1- Calculate the change in Gibbs free energy for each of the following sets of ΔH ∘ rxn , ΔS ∘ rxn , and T .
Part A : ΔH ∘ rxn =− 122kJ ; ΔS ∘ rxn = 248J/K ; T= 298K
Part B : ΔH ∘ rxn = 122kJ ; ΔS ∘ rxn =− 248J/K ; T= 298K
Part C : ΔH ∘ rxn =− 122kJ ; ΔS ∘ rxn =− 248J/K ; T=
Please see the attached file for full questions.
1. Consider the following reaction: 2N2O(g) -> 2N2(g) + O2(g)
a. express the rate of the reaction with respect to each of the reactants & products.
b. In the first 10s of the reaction, .018 mol of O2 is produced in a reaction vessel with a volume of .250L. what is the average