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dangerousdave3 dangerousdave3
  • 18-10-2016
  • Chemistry
Answered

what is chalk made of?

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CaptainBeyond
CaptainBeyond CaptainBeyond
  • 18-10-2016

i think it is calcium carbonate, from sedimentary rocks and such

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whatthefart
whatthefart whatthefart
  • 18-10-2016

calcium carbonate
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