what indicates chemical change

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Light Emission

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  • What are some signs of a chemical change?

  • Some signs of a chemical change are a change in color and the formation of bubbles. The five conditions of chemical change: color chage, formation of a precipitate, formation of a gas, odor change, temperature change.

  • Is a change in color a chemical change?

  • Yes; new substances formed, as evidenced by the color changes and bubbles. Some signs of a chemical change are a change in color and the formation of bubbles. The five conditions of chemical change: color chage, formation of a precipitate, formation of a gas, odor change, temperature change.

  • What changes occur during a chemical reaction?

  • Temperature Change: Because there is an energy change in a chemical reaction, there is often a measurable temperature change. Light: Some chemical reactions produce light. Bubbles: Some chemical changes produce gases, which can be seen as bubbles in a liquid solution.

  • How do you identify chemical changes in nature?

  • Chemical changes may be identified by: 1 Temperature Change: Because there is an energy change in a chemical reaction, there is often a measurable temperature change. 2 Light: Some chemical reactions produce light. 3 Bubbles: Some chemical changes produce gases, which can be seen as bubbles in a liquid solution. More items…

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