Write (J) if the situation describes an Exothermic
Reaction and (C) if Endothermic Reaction. Explain your answers.
26. Combustion of gasoline in a car engine
27. Burning a candle
28. Formation of rust from iron and oxygen
29. Mixing vinegar and baking soda to produce carbon dioxide
30. Reaction between sodium chloride and water, which releases heat
31. Melting of ice
32. Photosynthesis in plants
33. Refrigeration
34. Charging batteries
35. Heating water