« previous next »

Author Question: Which of the following is a form of nitrogen fixation? A) N2 + O2 + energy(lightning) 2 NO B) ... (Read 59 times)

serike

  • Hero Member
  • *****
  • Posts: 542
on: Aug 27, 2018
Which of the following is a form of nitrogen fixation?
 
  A) N2 + O2 + energy(lightning)  2 NO
  B) N2 + 3 H2  2 NH3
  C) N2 + bacteria  nitrates
  D) All are forms of nitrogen fixation.

Question 2

Approximately what percentage of known compounds are classified as organic compounds?
 
  A)  95
  B)  70
  C)  40
  D)  20


matt95

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Cell Energy Cell Energy
Erythroblastosis fetalis. (a) The condition occurs with an RH+ father and RH– mother. (b) First preg Erythroblastosis fetalis. (a) The condition occurs with an RH+ father and RH– mother. (b) First preg
How to determine an equation in vertex form of a parabola How to determine an equation in vertex form of a parabola
Urban Form Urban Form
Free Energy Rules: The Second Law in Open Systems Free Energy Rules: The Second Law in Open Systems
Soil is a crucial part of the nitrogen cycle Soil is a crucial part of the nitrogen cycle
Video: Primary Active Transport - electrochemical gradient and ion transport / water movement

For a complete list of videos, visit our video library