WILL MARK BRAINLIST NEEDS TO BE TURNED IT PLZ HELP Make a claim and provide evidence that supports whether a
reaction took place or not. Once you have done that include your reasoning to support your
claim and evidence

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Explanation:

if two electrons have the same n, the same ℓ, and the same ml, then they are in the same orbital. the pauli exclusion principle states that no two identical fermions (a fancy word for electrons and other subatomic particles like electrons) may occupy the same quantum state in an atom simultaneously.

c- cold periods in earth's history during which glaciers covered much of the surface.

explanation: