Using the relative reactivity values shown below, estimate the % yield of each of the two monobrominated product of butane. Relative reactivity values: 3°= 1600, 2°= 82, 1°= 1
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- Calculate the number of moles in 169 g of aluminum chloride, AICI 3.Which of the three species is the least stable due to bond order: 0,, 0,, 0 . Hint it may be helpful to draw molecular orbitals for each species although it is not required.One of the methods of execution used in the United States involves injection of Potassium Chloride to stop the heart. Explain why an injection of KCl can be lethal, whereas infusions based on saline (i.e. NaCl), at the same concentration are regularly and safely used.
- The aquation of tris(1,10-phenanthroline)iron(II) in acid solution takes place according to the following chemical equation: Fe(phen)32++ 3 H3O++ 3 H20 → Fe(H2O)62+ + 3 phenH+ If the activation energy, Ea, is 126 kJ/mol and the rate constant at 30°C is 9.8 x 10-3 min-1, what is the rate constant at 45°C? O 1.1 x 103 min-1 O 1.1 x 10-1 min-1 9.3 x 10-4 min-1 9.6 x 100 min-1solve for m U Gan T = 2T r3 %3D GmoIf an electron is removed from each molecule, it is observed that N2+ has a weaker bond than N2, but O2+ has a stronger bond than O2. Explain why electron removal has a different effect on these two molecules.
- Q1: The following reactions were found to occur while trying to make a desired product B A B -TAI=K₁AC₁ A-X -TA2 = K₂A CA A+X-Y -TA3=K3A CACX Species X and Y are both foul pollutants a) What is the point selectivity of B with respect to the foul pollutants X and Y? Plot the point selectivity as function of CA (CAo=1 M) at 300 K. b) How would you carry out this reaction to maximize the formation of B (type of reactor preferred)? Just give a recommendation based on (a). Additional Information -10,000/T KIA =.5 e min Tin degrees Kelvin -20,000/T K2A = 50 e min T in degrees Kelvin min¹, T in degrees Kelvin K3A = 100 e 5,000/TQUESTION 7 (Start on a new page.) The airbags in motor vehicles contain the compound sodium azide (NaNs). When a car crashes into an object, the compound decomposes and the nitrogen inflates the airbag. The balanced equation for the reaction is as follows: NaN(s) → 2Na(s) + 3N2(g) In one such decomposition, 2,53 x 10° molecules of nitrogen are generated. Calculate the: 7.1 Number of moles of NaN(s) that decomposed 7.2 Volume of N2(g) produced Assume that the reaction occurs at standard pressure. QUESTION 8 (Start on a new page.) Aluminium sulphate is used as a coagulant in water purification. It reacts with sodium hydroxide to form aluminium hydroxide which drags the impurities as it settles. The balanced equation for the reaction is: Al2(SO4)3(aq) + 6NaOH(aq) → 2Al(OH)3(s) + 3Na2SO4(aq) A chemist at a water purification plant adds 700 g of Al2(SO4)3 to a sample of water. 8.1 Calculate the maximum mass of Al(OH)3 that can be produced from this mass of Al2(SO4)3. (4) E [7] (5) The…