How Does Solutions: Crash Course Chemistry #27 Work?

Solutions are like when you mix two things together and they become one happy group.

What's a Solution?

Imagine you have a glass of water and you drop in a teaspoon of sugar. The sugar dissolves, it disappears into the water, and you can’t see it anymore. That’s a solution! A solution is when one thing (like sugar) goes into another (like water), and they mix so well that you can't tell them apart.

How It Works

The sugar molecules are tiny, like little building blocks. When you add the sugar to water, the water molecules move around and pull the sugar apart, making it spread out evenly. This is called dissolving.

It's kind of like when you mix your favorite cereal with milk, at first, some pieces are still whole, but after a while, everything gets mixed up so well that it’s all one smooth breakfast!

In a solution, the thing that dissolves (like sugar) is called the solute, and the thing it dissolves into (like water) is the solvent. Together, they make a happy solution, just like you and your friends in the playground!

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Examples

  1. Making lemonade by dissolving sugar in water
  2. Salt dissolving in a pot of boiling water
  3. Adding food coloring to milk

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