B. A new material is formed
The answer you are looking for is A. the average atomic mass hope this helped have a nice day :)
Answer:
Matthias Jakob Schleiden
Explanation:
The cell was initially discovered by Robert Hooke, but Schleiden developed the theory.
Hope this helps! :)
Answer:
1. they reduce green house gases
2. they can last a long time and come back pretty much every year and some never run out
3. we have unlimited supply of most if not all renewable resources
Explanation:
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