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

Author Question: What is the concentration of free Zn2+(aq) if 0.020 M Zn2+ solution is mixed with an equal volume of ... (Read 55 times)

WWatsford

  • Hero Member
  • *****
  • Posts: 539
    • Biology Forums!
on: Jul 8, 2021

Question 1

What is the concentration of Ca2+ in ppm (mg/L) in cave water saturated with calcite (calcium carbonate, Ksp = 4.7 × 10-9)?
◦ 7.5 ppm
◦ 6.9 ppm
◦ 5.0 ppm
◦ 3.8 ppm
◦ 2.7 ppm

Question 2

What is the concentration of free Zn2+(aq) if 0.020 M Zn2+ solution is mixed with an equal volume of 2.0 M NH3(aq)? Kf for [Zn(NH3)4]2+ is 4.1 × 108.
◦ 2.5 × 10-11 M
◦ 2.9 × 10-11 M
◦ 1.7 × 10-10 M
◦ 9.6 × 10-11 M
◦ 2.4 × 10-9 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 WWatsford on Jul 8, 2021

matt95

  • Sr. Member
  • ****
  • Posts: 317
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


WWatsford

  • Member
  • Posts: 539
Reply 2 on: Jul 8, 2021
Thanks for the timely response, appreciate it

recede

  • Member
  • Posts: 315
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Rule of Nines. A method for determining percentage of body burned. Each different colored section re Rule of Nines. A method for determining percentage of body burned. Each different colored section re
Changes in the free energy (DG) of exergonic and endergonic reactions Changes in the free energy (DG) of exergonic and endergonic reactions
Plasma protein binding and drug availability: (a) The drug exists in a free state or is bound to ... Plasma protein binding and drug availability: (a) The drug exists in a free state or is bound to ...
Mixed Inhibitors Mixed Inhibitors
How many moles of AgCl are contained in 244 mL of 0.135 m AgCl solution? The density of the ... How many moles of AgCl are contained in 244 mL of 0.135 m AgCl solution? The density of the ...
What is the concentration? What is the concentration?
Video: Mendel's Pea Experiment

For a complete list of videos, visit our video library