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- 1.9-BBN, THF 2. H2O2, NaOH Select to Draw < Q1) Complete the following reactions and identify the acid, base, conjugate acid and conjugate base. CH;CH,NH2 (aq) + H2O (1) a) CH;COOH (aq) + H,O (I) b) c) Identify the conjugate base and conjugate acid of each of the following. Conjugate Base Molecule Conjugate Acid HCO3 H20 HSO4- H2PO4Molecule A is C6H9O2F and an aqueous solution of 0.0130 M of molecule A has a pH of 1.0 . Calculate the pKa. Use at least 2 sig figs and no scientific notation.
- (a) Write a balanced equation representing the reaction of the acid, H2PO4- with the base, water. (b) Write the expression for Ka of H2PO4- in terms of concentrations of relevant species.4. A student has prepared 0.05 M solution of CH3-C=CH and has added to it 0.05 M solution of potassium tert-butoxide (K" O-C(CH3)3). (i) Write the equation for the acid-base reaction that might occur. (ii) With curved arrows track the movements of electron pairs. (iii) Assign Base, Acid, Conjugate acid for the base, Conjugate base for the acid. (iv) Calculate the percentage of deprotonated methyl acetylene taking into account that pKa of the conjugate acid of potassium tert-butoxide equals 18 and pKa of methyl acetylene equals 24.5) Given the following substances in order of increasing acid strength, (AOCT (O) (HC2H302 (99) HCzli (99) CHOGV HOCI (aq)En la reacción de autoprotólisis de agua: 2H₂O(0) H₂O*(aq) + OH (aq); los pares conjugados ácido-base corresponden a: Seleccione una: O a. par 1: H₂O* y OH"; par 2: OH y H₂O O b. par 1: H3O* y OH; par 2: OH y H₂O* Oc par 1: H₂O y H₂O; par 2: H₂O* y OH O d. par 1: H3O* y OH; par 2: H₂O* y H₂O par 1: H₂O y OH; par 2: H₂O y H3O+ O e.3. For the following acid - base reaction, (a) predict the products; (b) identify the Bronsted acid, Bronsted base, conjugate acid, and conjugate base; (c) use curved arrows to show the flow of electron pairs in the reaction. CH3 CH2C-OH + NaNHaIn the following reaction in aqueous solution, the acid reactant is and its conjugate base is CH;COOH(aq) + H2O * CH3CO0 (aq) + H30 (aq) A CH3COOH; CH3C00 B CH3COOH; NH4 NH3; CH3CO0 D) NH3; NH4" E CH3COOH; H30*For the following acid-base reaction, (1) predict the products, showing both reactants and products complete Lewis structures and arrows showing electron flow; (2) label each structure with the lowing: Bronsted acid, Bronsted base, conjugate acid, conjugate base; (3) give a brief definition of a ronsted acid and Bronsted base; (4) predict the direction of the equilibrium and justify your answer. HC0OH + CH3 Nta PRん106Y pkb = 3.363. In biology, evergy is stored as adenosime triphosphate (ATP or ATP+). When this compound hydrolyses, a leturns to its low energy form, adenosine diphosphate (ADT, or ADT¹"): 3- 4- ATP ² (aq) + H₂O → ADP + HPO₂²² + H₂O + and Gran AG At 37°C and pH=7₁0, AH₂ = -20 kJ. Mol" 31 RJ.mol" for this process. (a) How much non-expansion work is ducilable per mole of ATP hydrolysed. ? (2) ($) Calculate and explain the sign of (3) AS rxn for this process at 37°C and pte=7Explain using molecular orbital theory and Lewis acid structures the predicted behaviour of a CH4. molecule. Comment on the similarities and disparities between the behaviour predicted by both models.SEE MORE QUESTIONS