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 92 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

gcook

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Blood glucose measurement. A postprandial test may be self-administered. (a) A lance pierces the ski Blood glucose measurement. A postprandial test may be self-administered. (a) A lance pierces the ski
Geoengineering is not a solution to climate change Geoengineering is not a solution to climate change
A Breathalyzer is used to measure a person's blood alcohol concentration (BAC) A Breathalyzer is used to measure a person's blood alcohol concentration (BAC)
Solve with solution Solve with solution
What will be the concentration of Na+ after mixing? What will be the concentration of Na+ after mixing?
A solution of CsF in water has XCsF = 0.0700. What is the molality? A solution of CsF in water has XCsF = 0.0700. What is the molality?
Video: Role of ATP in muscle movement

For a complete list of videos, visit our video library