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Fumaric bromination
2.5 mL 10% bromine was added to 0.200g of fumaric acid. Calculate the limiting reagent and % yield of the reaction.
NB: use density to find the mass of bromine.
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- If a reaction is reversible, when can it be said to have reached equilibrium?H+(aq) + OH-(aq) - - -> H2O (l) Use the table below to determine net ∆H for this reaction.Use this informationAl + 3/2 Cl(g) → AlCl ΔH = -352.82 kJ/molCl + H → 2HCl ΔH = -80.04 kJ/mol2Al + 3HSO → Al(SO) + 3H ΔH = -998 kJ/mol to calculate the ΔH (kJ/mol) for this reaction: 2AlCl + 3HSO → 6HCl + Al(SO)
- Consider the following reaction: CH₃COOH(aq) + H₂O(l) ⇌ CH₃COO⁻(aq) + H₃O⁺(aq). An increase in the pressure of the chamber where this reaction takes place will result in A) an increase in CH₃COOH. B) an increase in CH₃COO⁻. C) an increase in H₃O⁺. D) both (B) and (C). E) no change.D Q1 please fill table Q 2 please write F- reactionH2O (s) ---> H2O (l) is what type of reaction
- What is ∆G0 for the reaction CN- + H2O = HCN + OH-? Ka for HCN = 4.0x10-10. R = 8.314 J/(mol*K)Consider following reaction: (s) -> Hg(l) + ½ O2 (g) DH = +90.7 kj/mol. Which of the following statements is false ? a. The formation of HgO (s) from liquid Hg and gaseous O2 will release heat. b. The reaction will occur at all temperatures. c. The forward reaction is endothermic. Given following reaction 2 Fp2(g) + O2(g) --> 2F2O (g) Delta H= -43.4 kJ Delta S (Entropy) for the reaction is < 0 because a.Delta H is negative b. There is less disorder when products are formed as there are less moles in product side compared to reactant side c. Rxn is exothermic, exothermic reactions are always spontaneous Spontaneity of reaction can be determined by a. Entropy b. Work; c. Heat of Enthalpy d. Gibbs Free EnergyA) Does the presence of the catalyst affect the ∆H/∆G of the reaction?
- A) Write the equalibrium expression for N2 + 3H2----> 2NH3 NH3= .2 N2= .01 H2= .1 b) which is more favored the reactants or productsWhen the reaction below reaches equilibrium, does the equilibrium lie on the left or the right side? Briefly explain.ClO– + CH3CO2H ⇌ HClO + CH3CO2–Write short hand notation for each reaction: (a) Fe + Ag+ → Fe2+ + Ag (b) VO2+ + O2 + H2O(l) → VO2+ + H+