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- Complete the equation for the reaction between each Lewis acid-base pair. In each equation, label which starting material is the Lewis acid and which is the Lewis base; use curved arrows to show the flow of electrons in each reaction. In doing this problem, it is essential that you show valence electrons for all atoms participating in each reaction. (a) (b) (c) (d)organic chemistry- Rank the following carboxylic acids in decreasing (strongest to weakest) order of acidity.Determine correct conjugated acid and base pair NO2- +H2O yields HNO2 + OH-
- Which one of the following is NOT basic? OH- HPO4^2- NO3- SO4^2- ClO4- In the following reaction in aqueous solution, the acid reactant is __________, and its conjugate base product is __________. CH3NH2 + HSO4^- <–> CH3NH3^+ + SO4^2– CH3NH2; CH3NH3+ HSO4-; SO4^2- CH3NH2; SO4^2- HSO4-; H3O+ HSO4-; CH3NH3+ Three acids found in foods are lactic acid (in milk products), oxalic acid (in rhubarb), and malic acid (in apples). The pKa values are LA = 3.88, OA = 1.23, and MA = 3.40. Which list has the conjugate bases of these acids in order of decreasing strength? * Lactate > oxalate > malate Oxalate > Lactate > malate Oxalate > malate > lactate malate > lactate > Oxalate Lactate > malate > oxalateWhich of these compounds is the weakest base? -OH -OMe CH3CO2- CF3CO2-Rank the following in order of increasing acidity. (1 = least acidic ... 4 = most acidic)
- Rank the ions (-CH3, -NH2, HO-, and F-) from most basic to least basic.Indicate whether an alcohol (ROH) with a pKa value of 15 has more charged or more neutral molecules in a solution with the pH 1. pH = 1 2. pH = 3 3. pH = 5 4. pH = 7 5. pH = 10 6. pH = 13Explain each the acidity of 0.1M acetic acid, 0.1M chloroacetic acid and 0.1M trichloroacetic acid and compare it.
- rank the following species in order of increasing acidity. least acidic should be on top. CBrH2COOH CBr2HCOOH CH3COOH CBr3COOH1. a student prepares 0.1 M solution of formic acid(HCOOH) AND FOUND ITS ph at 25degrees to be 2.38. calculate the Ka of formic acid.HF, CH3CH2CH2OH, CH3CH2COOH which is the strongest to weakest acid? Provide a reason as to why.