adelinedolgnerp5jr15
adelinedolgnerp5jr15 adelinedolgnerp5jr15
  • 19-10-2018
  • Chemistry
contestada

How are new substances formed? Please hurry I will appreciate it and mark brain list !

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theempress18
theempress18 theempress18
  • 19-10-2018
They can be caused by chemical changes, which alter the atomic structure, and are irreversable. Like burning, or adding another certain chemical
But it's not a physical change, which is reversable, like tearing, cutting, or folding
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