Heat Change In Reaction

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  1. 5. Exothermic reaction _______ heat
  2. 8. What happen to the surrounding temperature when exothermic reaction occur?
  3. 9. What does delta symbol mean?
  4. 10. Why our hand feel warm when detergent powder in palm in contact with water? What type of chemical reaction that occur?
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  1. 1. What is the unit for heat of reaction?
  2. 2. Endothermic reaction _______ heat
  3. 3. Why our hand feel cold when applying hand sanitizer? What type of chemical reaction that occur?
  4. 4. What is the delta symbol for endothermic reaction?
  5. 6. What happen to the surrounding temperature when endothermic reaction occur?
  6. 7. What is the delta symbol for exothermic reaction?