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

Author Question: What is the [HPO4-2] of a solution labeled "0.10 M phosphoric acid"? [Ka1 = 7.1 10-3; Ka2 = 6.3 ... (Read 49 times)

karlynnae

  • Hero Member
  • *****
  • Posts: 599
on: Jul 8, 2021

Question 1

What is the [H2PO4-] of an aqueous solution labeled "0.10 M phosphoric acid"?

[Ka1 = 7.1 × 10-3; Ka2 = 6.3 × 10-8; Ka3 = 4.2 × 10-13]

◦ 0.023 M
◦ 6.3 × 10-8 M
◦ 7.1 × 10-3 M
◦ 4.2 × 10-13 M
◦ 0.013 M

Question 2

What is the [HPO4-2] of a solution labeled "0.10 M phosphoric acid"?

[Ka1 = 7.1 × 10-3; Ka2 = 6.3 × 10-8; Ka3 = 4.2 × 10-13]

◦ 4.2 × 10-13 M
◦ 6.3 × 10-8 M
◦ 7.1 × 10-3 M
◦ 1.6 × 10-9 M
◦ 1.6 × 10-16 M
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by karlynnae on Jul 8, 2021

kingdude89

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 8, 2021
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 39% of students answer this correctly


karlynnae

  • Member
  • Posts: 599
Reply 2 on: Jul 8, 2021
Thanks for the timely response, appreciate it

6ana001

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

General structure of an amino acid General structure of an amino acid
Please provide me with a solution for part b. Please provide me with a solution for part b.
Ketone structure and Acetoacetic acid Ketone structure and Acetoacetic acid
Largest nitric acid plants in the United States Largest nitric acid plants in the United States
An aqueous solution has a normal boiling point of 103.0C. What is the freezing point of this ... An aqueous solution has a normal boiling point of 103.0C. What is the freezing point of this ...
A solution is 2.25% by weight NaHCO3. How many grams of NaHCO3 are in 250.0 g of solution? A solution is 2.25% by weight NaHCO3. How many grams of NaHCO3 are in 250.0 g of solution?
Video: Brief Summary on Photosynthesis - Animation

For a complete list of videos, visit our video library