skrepp skrepp
  • 01-02-2017
  • Biology
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What substances are hydrogen, covalent, or ionic

What substances are hydrogen covalent or ionic class=

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jessica281
jessica281 jessica281
  • 14-02-2017
2 strands of DNA=hydrogen bonds
2water molecules=polar convalent bonds
NACL=ionic bond
H2=ionic
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