Answer:
8
Explanation:
Hydrogen has 1 Valence electron, and H2O has 2 Hydrogen. Oxygen has 6 Valence electrons so do 2+6 = 8. 8 Valence electrons! (Or one full shell not consisting of the first shell.)
A major problem to understand and correct the problems with the San Joaquin Valley lack of tools and scientific data on valley fever.
- A. lack of scientific tools and data
<h3>What is valley fever?</h3>
The small town of Avenal, in the San Joaquin Valley, is most affected by an incurable disease known as 'valley fever'. Cases of an incurable disease called "valley fever", are multiplying at an alarming and surprising rate in the southwestern United States.
With this information, we can conclude that San Joaquin Valley, is best known for an incurable disease known as 'valley fever', where there is no scientific data that can explain.
Learn more about valley fever in brainly.com/question/13051243
#SPJ1
The correct answer is D. Salt water.
Explanation
The hydrosphere is the system that groups all the waters of the earth that include oceans, seas, rivers, lakes, lagoons, frozen waters like ice and snow, among others. The water of the earth can be classified between salt water and freshwater, within the first group we find the oceans and the seas that represent two thirds of the total water of the earth, that is, 93 percent of the total water of the earth, a figure close to 1 370 323 000km³; the rest of the water is fresh and consists of rivers, lakes, lagoons, streams, groundwater, and glaciers. So, the correct answer is D. Salt water
Answer:
b) Bioremediation
Explanation:
The use of natural occuring or intentionally introduced micoorganisms to treat environmental pollutants is called as Bioremediation.
- Most of the bioremediation processes includes oxidation-reduction reaction.
- The natural degradation process of pollutants is improved by bioremediation.
- Green plant, Decomposers and their enzymes are used in bioremediation to imrprove the condition of the environment.
Answer:
Cold climates favor mechanical weathering.
Explanation:
A cold, dry climate will produce the lowest rate of weathering. A warm, wet climate will produce the highest rate of weathering. The warmer a climate is, the more types of vegetation it will have and the greater the rate of biological weathering
