Draw the electron-dot (Lewis) structure of O2. You will see that there is a double bond, thus making the chemical bond a covalent bond since they have to share a pair of electrons in order to complete their octet.
9. Well it never snows on the coast so I would say C. Warmer. 10. NC is on the east coast so for water to move towards it the water would be going A. West :)
Answer:
Explanation:
Examples of proteins include enzymes, antibodies and some hormones which help to speed up chemical reactions, defend against diseases and regulate the activity of cells.
Answer:
The Darvaza gas crater know as the "Door To Hell" is a natural gas crater. Geologists intenyionally set fire to it
Explanation:
Geologists intentionally set fire to it in order to prevent the spread of methane gas
Answer:
8×10^(-3) mol/L
Explanation:
The formula for finding the hydrogen ion concentration is...
[H⁺] = 10^-ph
[H⁺] = 10^(-2.1)
[H⁺] = 0.00794...mol/L = 8×10^(-3) mol/L
The answer is to 1 significant digit because the pH has one decimal place.
