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- On the axes below, sketch the graphs which show the result of adding: 0.1M NaOH to 25cm3 of 0.1M ethanoic acid. 0.1M NaOH to 25cm3 of 0.1M H2SO4Calculate △G° for the equilibrium reaction below. Given: CH3NH2(aq)+H2O(l)-->CH3NH3+(aq)+-OH(aq) Kb @25°C=4.4x10-4What is the driving force in the following reaction Ni(NO3)2(aq) +K2S(aq) -> NiS(s)+ 2KNO3(aq)
- Taking Ka for acidic acid as 1.8 x 10-5, calculate H3O+ , using the known concentraions of acidic acid and soudium acecate contained in reaction mixtures 1 and 4. Reaction mixture time (s) Acidic acid concentration (mol/L) sodium acetate concentration (mol/L) calculated H3O+ concentration 1 237 0 1 x 10 -5 4 236 1 x 10 -4 1 x 10 -5C1a This is for my reviewer please help me with the step by step solution and answer, thank youWhat would the % yield of ester be if the reaction were simply allowed to equilibrate (i.e. no products are removed)? C3H7OH+C2H5COOH=C6H12O2+H2O Percent yield of ester was 71.6% weight of product= 20.7868g 19.0mL (0.25mol) of n- propanol 18.5 mL (0.25 mol) of propionic acid At room temperature, the equilibrium constant, Keq is approximately 3.
- The SN2 reaction of (S)-2-brombutan with cyanide (-CN) with the others from the server.Which of the following has the greatest buffer capacity? Underline your answer. a. 0.40M CH3COONa or 0.20M CH3COOH b. 0.40M CH3COONa or 0.60M CH3COOH c. 0.30M CH3COONa or 0.60M CH3COOHSHOW COMPLETE SOLUTIONS Q3. Which isolate has A260/280 ratio of above 2.0?
- Calculate the [H3O+] of 3.0M H3PO4 solution, given the acid dissociation constant for H3PO4:Ka1 = 7.2x10−3 Ka2 = 6.3x10−8 Ka3 = 4.2x10−13Calculate the pH of a solution containing 0.05mol/dm3 benzoic acid, C6H5COOH and 0.05mol/dm3 of potassium benzoate C6H5COOH (Ka for benzoic acid is 6.4 x 10-5)chloroformic acid used to prepare mixed carboxylic acid anhydrides used in peptide synthesis; Ka = 0.54 bromoacetic acid and its esters are widely used in pharmaceutical chemistry; Ka = 0.0014