Answer:
(D) They conduct thermal energy from inside the house and release it outside the house.
Explanation:
The answer to this is <span>D. The nucleus contained positively-charged particles. i am positive i just finished my chemistry class</span>
Each aluminium ion should have a charge of +2, because the sum of oxidation numbers must be zero.
The uncharged aluminium atom must lose two electrons to become an ion with +2 charge.
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