is a solution a chemical change

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  • What is a chemical change in chemistry?

  • Chemical reactions, also called chemical changes, refer to processes that alter chemical compounds, making new substances out of one or more old substances. To put that another way, the atoms of a substance are rearranged when a chemical change takes place.

  • What is a solution in chemistry?

  • A solution is a homogeneous mixture of two or more substances. A solution may exist in any phase . A solution consists of a solute and a solvent. The solute is the substance that is dissolved in the solvent.

  • Is dissolving salt in water a physical or chemical change?

  • In contrast, dissolving salt into a glass of water is a chemical change because the salt molecules dissociate, becoming ions. Dissolving both sugar and salt into water is the process of dissolving a solid into a liquid, and removing the water enables the recovery of the salt or sugar.

  • What is the difference between physical and chemical changes?

  • To put that another way, the atoms of a substance are rearranged when a chemical change takes place. In contrast to physical changes, chemical changes cannot usually be reversed, unless an equivalent chemical reaction takes place.

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