« previous next »

Author Question: Which substance is likely to be produced when the dissolved oxygen in a lake is depleted? A) ... (Read 68 times)

jeatrice

  • Hero Member
  • *****
  • Posts: 543
on: Aug 27, 2018
Which substance is likely to be produced when the dissolved oxygen in a lake is depleted?
 
  A) methane
  B) hydrogen
  C) nitrite
  D) bicarbonate

Question 2

Amines are acidic compounds.
 
  Indicate whether the statement is true or false


zenzy

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

FALSE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

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?

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?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Mendel's breeding program that produced a 9 : 3 : 3 : 1 ratio Mendel's breeding program that produced a 9 : 3 : 3 : 1 ratio
(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive (A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive
Aphasic Syndromes Produced by Brain Damage Aphasic Syndromes Produced by Brain Damage
African dancing mask from Ulivira, Lake Tanganyika. African dancing mask from Ulivira, Lake Tanganyika.
Apply the body wrap substance to the back with long, smooth strokes, covering the area thoroughly. Apply the body wrap substance to the back with long, smooth strokes, covering the area thoroughly.
Venous lake Venous lake
Video: Types of disease resistance: innate defenses & immunity

For a complete list of videos, visit our video library