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Which of the following is an indicator of a chemical reaction? CA. Changing states of matter (solid to liquid) CB. Two different compounds mixing and remaining separate CC. Increasing in temperature D. Decreasing in size
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Respuesta :

Answer:

All except 2nd one

Explanation:

  • States of matter changes in chemical reaction
  • In Exothermic reactions temperature increases
  • In first order reactions or radioactive reactions size decreases because of decay
DavidCopperfield

Answer:

CB. Two different compounds mixing and remaining separate is not correct!

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