Answer:
here
Explanation:
What is the total mass of $$3.01 x 10^23$$ atoms of helium gas?
✓ Well $$"Avogadro's number"$$ of helium atoms has a mass of $$4.0*g$$. Explanation: And $$"Avogadro's number"$$
Carbon Dioxide is formed when two oxygen atoms chemically combine with a carbon atom. The term that will best describe carbon dioxide is a compound. That will make the correct answer D.
This I believe would be double covalent bonds
<span>Which of the following are indicators of a chemical change? Select all that apply.
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These are the answers:
<span>color change
temperature change
precipitate formation
gas formation
Hope this helps.
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Answer: I think they form on the Hawaiian islands because of the volcano.
Explanation: The heat may help them form,hope this helps.