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

Author Question: Calculate the pH of a 0.200 mol L-1 solution of formic acid, Ka = 1.8 10-4. (Read 82 times)

altibaby

  • Hero Member
  • *****
  • Posts: 562

Question 1

Determine the pOH of a 0.188 mol L-1 NH3 solution at 25 °C. The Kb of NH3 is 1.76 × 10-5.
◦ 12.656
◦ 8.520
◦ 2.740
◦ 11.260
◦ 5.480

Question 2

Calculate the pH of a 0.200 mol L-1 solution of formic acid, Ka = 1.8 × 10-4.
◦ 2.22
◦ 3.07
◦ 3.84
◦ 4.62
◦ 1.97


Related Topics

Need homework help now?

Ask unlimited questions for free

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

quynhmickitran

  • Sr. Member
  • ****
  • Posts: 330
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 35% of students answer this correctly




altibaby

  • Member
  • Posts: 562
Reply 2 on: Nov 18, 2019
Excellent


robbielu01

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

For a complete list of videos, visit our video library