Question 6 4 pts In the neutralization of a weak base, B (aq) + HCI=BHCI the...
4. Shown below are a titration curve and reaction coordinate diagram for the neutralization of 25.0 mL of a weak acid with NaOH. The rate constant for the neutralization reaction at 25°C is 0.500 M-1.5-1. Reaction Coordinate Diagram for the Neutralization of HA with NaOH Titration of HA with NaOH at 25°C 75 kJ/mol pH Potential Energy pH = 5.48 -55 kJ/mol pH 3.00 0 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24...
4. Shown below are a titration curve and reaction coordinate diagram for the neutralization of 25.0 mL of a weak acid with NaOH. The rate constant for the neutralization reaction at 25°C is 0.500 M-1.5-1. Titration of HA with NaOH at 25°C Reaction Coordinate Diagram for the Neutralization of HA with NaOH 75 kJ/mol PH Potential Energy pH 5.48 -55 kJ/mol pH = 3.00 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20...
Question 18 2 pts Consider the following hypothetical reaction: A (aq) B (aq) At the beginning of the reaction, 0.850 mol of A are added to the reaction flask containing 1.0 L of solution. The reaction is then monitored and the following data is collected: Time (minutes) 0 10 20 Moles of A 0.850 mol 0.550 mol 0.420 Calculate the average rate of disappearance of A between t = 0 minutes and t = 20 minutes. 0.0215 mol/min -0.0215 mol/min...
(e) In the reaction: H202(a) +3 (a)+ 2 H(a)Is (a)+ 2 H2O( (aq) (aq)13 3 (aq) the concentration of I- decreases from 0.173 to 0.146 mol dm-3 in 1 min. What is the rate of the reaction over this time interval? [2 marks (f) The activation energy for the formation of ethane from cyclobutane is 260 kJ mol1. If the rate constant at 300°C is 7.9 x 10 9 s-1, what is the pre-exponential factor A for this reaction? 12...
I need help with figuring out question 6 and 7 Part 2: Molar AH neutralization STRONG ACIDS | Strong Acid HCI NO HSO4 1-23 -S3 L05 -94 -38 -304 /mol -65&slmol -S4 ks/mol Average HCOOH Part 2: Molar AH neutralization WEAK ACIDS Weak Acid CH3COOH 119 - 46 cla HPO4 - -10 414 -18 -17 - 23 -14 _-17 SI 39 -47kslmol -38 KS/mol -dak/mol Average Part 3: Molar AH reaction of metal + HCI Metal SO 49 Average -650...
4. Shown below are a titration curve and reaction coordinate diagram for the neutralization of 25.0 mL of a weak acid with NaOH. The rate constant for the neutralization reaction at 25°C is 0.500 M-1.-1. Reaction Coordinate Diagram for the Neutralization of HA with NaOH Titration of HA with NaOH at 25°C 75 /mol рн Potential Energy pH-5.48 -55 l/mol pH 3.00 0 1 2 3 4 13 14 15 16 17 122 23 24 25 26 27 29 30...
4. Shown below are a titration curve and reaction coordinate diagram for the neutralization of 25.0 mL of a weak acid with NaOH. The rate constant for the neutralization reaction at 25°C is 0.500 M-1.5! Titration of HA with NaOH at 25°C Reaction Coordinate Diagram for the Neutralization of HA with NaOH 75 /mol pH Potential Energy pH 5.48 -55 kJ/mol pH = 3.00 1354 10 11 12 13 14 15 16 17 18 19 20 21 Volume NaOH (mL)...
3. For the reaction 103 (aq) + 51(aq) + 6H*(aq) → 312(aq) + 3H2O(1) the rate of disappearance of I (aq) at a particular time and concentration is 2.6 x 10-' mol/(L · s). What is the rate of appearance of 12(aq)? A) 4.3 10-' mol/(L •s) B) 7.8 x 10-3 mol/(L • s) C) -1.6 x 10 mol/(L • s) D) 1.6 x 10' mol/(L •s) E) 6.4 x 10^'mol/(L •s) 4. For the first-order reaction 1/2 N2O4(g) →...
35. Which of these is a weak base? A) NaOH C) NaCl B) HCI D) NH E) CH3CH2OH
Classify NaOH as a strong base, weak base, strong acid, or weak acid. Then answer the following question. What is the pH of a 7.8 x 10-SM NaOH(aq) solution? a. 4.1 b. 9.5 C. 9.9 d. 4.5 e. 13.0