xmdabj1778 xmdabj1778
  • 23-08-2022
  • Chemistry
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In fireworks, the heat of the reaction of an oxidizing agent, such as KClO₄, with an organic compound excites certain salts, which emit specific colors. Strontium salts have an intense emission at 641 nm, and barium salts have one at 493 nm.
(a) What colors do these emissions produce?

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