« previous next »

Author Question: Assume that acid rain has lowered the pH of a particular lake to pH 4.0. What is (Read 1105 times)

Hawke

  • Hero Member
  • *****
  • Posts: 679
on: May 28, 2013
Assume that acid rain has lowered the pH of a particular lake to pH 4.0. What is the hydroxyl ion concentration of this lake?
A) 1 × 10-10 mol of hydroxyl ion per liter of lake water
B) 1 × 10-4 mol of hydroxyl ion per liter of lake water
C) 10.0 M with regard to hydroxyl ion concentration
D) 4.0 M with regard to hydroxyl ion concentration
E) 1 × 10-4 mol of hydroxyl ion per liter of lake water and 4.0 M with regard to hydrogen ion concentration


Celeste

  • Hero Member
  • Posts: 588
Reply #1 on: May 30, 2013
The answer I found is A. Let me know if you need more help!


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Differences between Deoxyribonucleic Acid and RNA Differences between Deoxyribonucleic Acid and RNA
The titration curve of phosphoric acid (H3PO4), a common buffer in biological sy The titration curve of phosphoric acid (H3PO4), a common buffer in biological sy
Nucleic acid bases can exist in syn or anti conformations Nucleic acid bases can exist in syn or anti conformations
Decarboxylation of glutamate yields –aminobutyric acid, or GABA Decarboxylation of glutamate yields –aminobutyric acid, or GABA
Why you love the smell of rain? Petrichor Why you love the smell of rain? Petrichor
Tropical rain forests on the world map Tropical rain forests on the world map
Video: Simple Diffusion - Ion transport

For a complete list of videos, visit our video library