Rust is caused when there is a redox reaction of iron and oxygen in the existence of water or air moisture. For the metal to be weakened by rust, the oxygen atoms needs to be mixed with metallic atoms to form the oxygen compound.

4 0

3 years ago

PLEASE HELP. The highest ranking member of the U.S. Senate when the Vice President is absent is the. . Speaker of the House . .

STatiana [176]

I believe it is the speaker of the house
then the pro tempore is next i believe

5 0

3 years ago

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All plant and animal groups existing together and the physical factors with which they interact compose a(n) A) climate. B) king

grin007 [14]

Answer:

The correct answer is C. ecosystem

Explanation:

I got the answer correct on usatestprep.

3 0

3 years ago

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