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Define equilibrium constant and for the following reaction
2NH3(g) ⇌ 2N2(g) +3H2 (g)
i. Write the expression for Kc.
ii. Relate Kc to Kp, and
iii. Relate Kc
to Kx
Reaction of Br2 and Fe with toluene (methylbenzene) can lead to one to more of three substitution products. Show the structure of each.
Write the products from the reaction of the following reagents with p-xylene (p-dimethylbenzene).
A. Br2 and Fe
B. HNO3 and H2SO4
C. SO3 and H2SO4
2. A solution us prepared by mixing 1g of ethanol ( C2H6O) with 100g water to give a final volume of 101 ml. Calculate the mole fraction for the solute and solvent,and the molarity of ethanol in the solution.
Calculate the molality of a 6.55 kg sample of a solution of the solute CH²Cl²dissolve in the solvent acetone C³H0O if the sample contains 876 g of methylene chloride
Draw structures corresponding to the following names:
A. o- Iodobromobenzene
B. o- Nitrotoluene
C. m- Diisopropylbenzene
D. p- Chlorophenol
What products would you expect form the following halogenation reaction?
A. 2-Methylpropene + Br2 ------?
B. 1- pentene + CI2 ----- ?
Classify the following reactions as an addition, elimination, substitution, or rearrangement:
A. CH3 Br +NaOH ------ CH3OH + NaBr
B. H2C = CH2 + HCI -------- CH3CH2CI
C. CH3CH2Br -------- H2C = CH2 + HBr
draw the cis and trans isomers of 3,4- dimethyl - 3- hexene
Which of the following substances exist as cis- trans isomers? Draw both isomers for those that do.
A. 3- heptene
B. 2- methyl- 2-hexene
C. 5-methyl -2- hexene
