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

Author Question: A sample of water has hardness expressed as 185 ppm Ca2+(aq). The sample is passed through an ion ... (Read 71 times)

panfilo

  • Hero Member
  • *****
  • Posts: 572
on: Jul 8, 2021
A sample of water has hardness expressed as 185 ppm Ca2+(aq). The sample is passed through an ion exchange column and the Ca2+(aq) ions are replaced by Na+(aq) ions. What is the [Na+] in ppm of the water after it has been treated? (1 ppm = 1 g solute/106 g solution)
◦ 104 ppm
◦ 212 ppm
◦ 370 ppm
◦ 92.5 ppm
◦ 52.0 ppm
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 panfilo on Jul 8, 2021

guyanai

  • Sr. Member
  • ****
  • Posts: 349
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 25% of students answer this correctly


panfilo

  • Member
  • Posts: 572
Reply 2 on: Jul 8, 2021
:D TYSM

essyface1

  • Member
  • Posts: 347
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

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.

Walruses leaving the water Walruses leaving the water
Water's Covalent Bonds Are Polar Water's Covalent Bonds Are Polar
Water Potential, Solute Potential, and Pressure Potentia Water Potential, Solute Potential, and Pressure Potentia
Sample Problem from Raven’s Progressive Matrices Sample Problem from Raven’s Progressive Matrices
Water resources Water resources
Fat Soluble and Water Soluble Fat-soluble vitamins Fat Soluble and Water Soluble Fat-soluble vitamins
Video: Structures that affect circulation - heart and MABP

For a complete list of videos, visit our video library