Scientists use scientific notation to simplify numbers, basically. When dealing with really big numbers or really small numbers, the usage of scientific notation prevents them from having to write a bunch of zeroes.
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Answer:
Redox
Explanation:
Reduction is gain of electrons
oxidation is loss of electrons
<span>1s2, 2s2, 2p6, 3s2, 3p6, 3d5</span>
Answer:
Explanation:
Percent composition by element
Element Symbol # of Atoms
Chlorine Cl 2
Calcium Ca 1
Oxygen O 6