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13 February, 22:03

Which of these is a demonstration of a chemical change? A. ice melting into water B. wood becomes charred and black from burning C. water evaporates from a sugar solution, leaving behind sugar crystals D. a balloon suddenly popping

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  1. 13 February, 22:50
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    I would say b because the property is the same for wood, the way it looks/feels/formation of molecules is different about the wood
  2. 13 February, 23:48
    0
    B is the correct answer
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