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Endothermic and exothermic reactions

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  • Endothermic reactions are often used in hand warmers.True or False
    False
  • . Burning of wood in a fireplace.
    Exothermic
  • Neutralisation reaction is an ____________ reaction.
    exothermic
  • Exothermic reactions generally feel cold to the touch. True or False
    False
  • Exothermic reactions absorb heat from the surroundings. True or False
    False
  • Combustion of fuel is an ____________ reaction.
    exothermic
  • Oxidation of metal is an ____________ reaction.
    exothermic
  • Endothermic reactions release heat into the surroundings. True or False
    False
  • Endothermic reactions require an input of energy to proceed. True or False
    True
  • Freezing of water into ice cubes.
    Exothermic
  • In an endothermic reaction, the temperature of the surroundings decreases. True or False
    True
  • Mixing baking soda and vinegar to produce carbon dioxide gas
    Exothermic
  • The reaction between citric acid and baking soda in a homemade volcano experiment.
    Endothermic
  • Photosynthesis reaction is an ____________ reaction.
    endothermic
  • Respiration reaction is an ____________ reaction.
    exothermic
  • When a cold pack is activated
    Exothermic
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