Answer:
c. hydrogen.
Explanation:
Earth is full of different substances. Hydrogen bonding is a partial inter molecular bonding between a lone pair and an electron rich donor. Some of the most important molecules here on earth are held by hydrogen bonding.
Hydrogen bonding is useful in inorganic and organic molecular combination.
<span>Companion Cell..hope this heps
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Answer:It is known as a concentration gradient which in diffusion will always flow from ares of high concentration to areas of low concentrations
So i believe the answer to this is A.
Explanation:
Answer: to answer a research problem.
Hypothesis is a temporary prediction about how a research outcome will be like. It also called educated guess because you need to have a reasoning to support your prediction. Hypothesis doesn't have to be true since it only a guess.
