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Schach [20]
3 years ago
6

Which of the following is true about the gas we call “air.” (the atmosphere)

Chemistry
2 answers:
klemol [59]3 years ago
8 0

Answer:

The answer is B

Explanation:

Gas molecules stay far apart because in the atmosphere they have no container.

mafiozo [28]3 years ago
4 0

Answer:

B. Composed of molecules relatively far apart.

Explanation:

The gas we call "air" has molecules that are relatively far apart.

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When a hydrochloric acid solution is combined with a potassium hydroxide solution, an acid-base reaction occurs. write a balance
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Answer:

HCl(aq) + KOH(aq) ⇒ KCl(aq) + H₂O(l)

Explanation:

Hydrochloric acid is an acid because it releases H⁺ in an aqueous solution.

Potassium hydroxide is a base because it releases OH⁻ in an aqueous solution.

When an acid reacts with a base they form a salt and water. This is a neutralization reaction. The neutralization reaction between hydrochloric acid and potassium hydroxide is:

HCl(aq) + KOH(aq) ⇒ KCl(aq) + H₂O(l)

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