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

Author Question: What is the equilibrium concentration of HPO42 in a 0.225 M solution of H3PO4(aq)? (Ka1 = 7.5 103, ... (Read 120 times)

abern

  • Hero Member
  • *****
  • Posts: 533
on: Mar 21, 2021

Question 1

What concentration of acetic acid (Ka = 1.80 × 10–5) has the same pH as that of 5.64 × 10–3M HCl?

◦ 17.7 M
◦ 12.2 M
◦ 1.77 M
◦ 5.64 × 10–3M
◦ None of these are correct.

Question 2

What is the equilibrium concentration of HPO42– in a 0.225 M solution of H3PO4(aq)? (Ka1 = 7.5 × 10–3, Ka2 = 6.2 × 10–8, Ka3 = 4.8 × 10–13)

◦ 1.2 × 10–4M
◦ 3.8 × 10–2M
◦ 4.8 × 10–13M
◦ 6.2 × 10–8M
◦ 3.3 × 10–7M
Chemistry: An Atoms First Approach ¦ Zumdahl, DeCoste ¦ 3rd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by abern on Mar 21, 2021

batool

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Mar 21, 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


abern

  • Member
  • Posts: 533
Reply 2 on: Mar 21, 2021
Thanks for the timely response, appreciate it

mohan

  • Member
  • Posts: 362
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

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.

Did you know?

There are more bacteria in your mouth than there are people in the world.

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?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Urinometer. In this procedure, a urine sample and urinometer are placed within a tube, and the liqui Urinometer. In this procedure, a urine sample and urinometer are placed within a tube, and the liqui
Vapour-liquid equilibrium acetone + water Vapour-liquid equilibrium acetone + water
Solute concentration of medulla Solute concentration of medulla
Harmonic Series Solution Harmonic Series Solution
The dissociation equilibrium constants for the protonated form of alanine (a diprotic amino ... The dissociation equilibrium constants for the protonated form of alanine (a diprotic amino ...
A solution of CaCl2 with concentration of 5.5 M was diluted 10 times, 25 times and 3 times. ... A solution of CaCl2 with concentration of 5.5 M was diluted 10 times, 25 times and 3 times. ...
Video: Sickle Cell Anemia

For a complete list of videos, visit our video library