This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A 25.0 mL sample of 0.150 mol L-1 butanoic acid is titrated with a 0.150 mol L-1 NaOH solution. What ... (Read 83 times)

michelleunicorn

  • Hero Member
  • *****
  • Posts: 565
on: Nov 18, 2019

Question 1

What is the pH of the resulting solution if 45 mL of 0.432 mol L-1 methylamine, CH3NH2, is added to 15 mL of 0.234 mol L-1 HCl? Assume that the volumes of the solutions are additive. Ka = 2.70 × 10-11 for CH3NH3+.
◦ 2.77
◦ 11.23
◦ 4.09
◦ 9.91

Question 2

A 25.0 mL sample of 0.150 mol L-1 butanoic acid is titrated with a 0.150 mol L-1 NaOH solution. What is the pH after 13.3 mL of base is added? The Ka of butanoic acid is 1.5 × 10-5.
◦ 4.88
◦ 4.55
◦ 4.77
◦ 1.34
◦ 3.08
Chemistry: A Molecular Approach (Canadian) ¦ Tro, Fridgen, Shaw ¦ 2nd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by michelleunicorn on Nov 18, 2019

dellikani2015

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Nov 18, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


michelleunicorn

  • Member
  • Posts: 565
Reply 2 on: Nov 18, 2019
YES! Correct, THANKS for helping me on my review

debra928

  • Member
  • Posts: 342
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

A closer look at the citric acid cycle A closer look at the citric acid cycle
Amino Acid Codons Amino Acid Codons
Common modifications of amino acid side chains in proteins Common modifications of amino acid side chains in proteins
Amino Acid Structure Amino Acid Structure
Sample prescriptions of antibiotics for dental infections. Sample prescriptions of antibiotics for dental infections.
The material safety data sheet (MSDS) for sulfuric acid showing the detailed technical information ... The material safety data sheet (MSDS) for sulfuric acid showing the detailed technical information ...
Video: Steps of glucose catabolism

For a complete list of videos, visit our video library