This topic contains a solution. Click here to go to the answer

Author Question: Sulfurous acid, H2SO3 has acid dissociation constants Ka1 = 1.5 10-2 and Ka2 = 6.3 10-8. What is ... (Read 400 times)

cnetterville

  • Hero Member
  • *****
  • Posts: 547

Question 1

What is the pH of the resulting solution if 25 mL of 0.432 M methylamine, CH3NH2, is added to 15 mL of 0.234 M HCl? Assume that the volumes of the solutions are additive. Ka = 2.70 × 10-11 for CH3NH3+.
◦ 10.89
◦ 3.74
◦ 10.26
◦ 3.11

Question 2

Sulfurous acid, H2SO3 has acid dissociation constants Ka1 = 1.5 × 10-2 and Ka2 = 6.3 × 10-8. What is the pH after 10.00 mL of 0.1000 M NaOH is added to 10.00 mL of 0.1000 M H2SO3?
◦ 1.82
◦ 7.20
◦ 4.25
◦ 3.60


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by cnetterville on Feb 15, 2020

ilianabrrr

  • Sr. Member
  • ****
  • Posts: 332
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 50% of students answer this correctly




 

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

For a complete list of videos, visit our video library