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erik [133]
3 years ago
8

12. Identify the following as a chemical or physical change:

Chemistry
1 answer:
Reika [66]3 years ago
3 0
I think the answer isD,A
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sound travels slower in colder air than it does in warmer air why does the speed of sound depend on air temperature
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Explanation:

The speed of sound in the air mainly depends on temperature. At high altitudes, where it is much colder, sound travels slower. The higher the temperature, the faster the air molecules are moving to begin with, and the quicker they bump into each other as a sound wave passes through.

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Explanation:

Salts are the solutes in an aqueous solution. An aqueous solution is solution whose solvent water.

  • To form a solution,a solute must be dissolved in a solvent.
  • For aqueous solutions, the solvent which is the dissolving medium is made up of water.
  • The solute is the substance that is dissolved in it.
  • Salts for example can be a solute in an aqueous solution.
  • A salt is generally an ionic compound consisting of positive ions such as metallic, ammonium ans complex ions and negative ions such as acid radicals and complex ions.

Learn more:

Aqueous solution brainly.com/question/8426727

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The ring of fire is where they meet or at the fault lines

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TRUE - FALSE
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