Answer:
you will find 3 in aluminium
hydrogen should be b 3
and oxygen is 9
and
are polyatomic anions composed of two or more atoms.
<h3>What is a polyatomic anion?</h3>
A polyatomic ion is an ion composed of two or more atoms. Examples: The hydroxide cation (
) and the phosphate cation (
) are both polyatomic ions.
and
are the polyatomic anions because both contain more than 1 atom.
Hence,
and
are polyatomic anions composed of two or more atoms.
Learn more about the polyatomic anion here:
brainly.com/question/13544727
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Answer:
False
Explanation:
Because it is false heat will always transfer so it require matter
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