Answer:
Double bond
Chemical compounds with double bonds.
Ethylene Carbon-carbon double bond.
Acetone Carbon-oxygen double bond.
Dimethyl sulfoxide Sulfur-oxygen double bond.
Diazene Nitrogen-nitrogen double bond.
Explanation:
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Answer: " <span>1.8 * 10²⁴ molecules of O₂ " .
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3.0 moles O₂ * (6.02 * 10²³ molecules O₂ / 1 mol O₂) =
[ (3.0) *(6.02 * 10²³) ] molecules O₂
= 1.806 * 10²⁴ ; round to 2 significant figures.
= 1.8 * 10²⁴ molecules of O₂ .
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H2O is the chemical formula of water. It means that each molecule of water is made up of two hydrogen atoms, indicated by the letter H, and a single oxygen atom, represented by the O. Water is a chemical substance with no smell, taste, or color.
Answer:
krypton,radon, and silicon
Neon is the element - Ne the symbol