debbieparr1065 debbieparr1065
  • 30-10-2017
  • History
contestada

How many elements had been discovered by the 1860's?

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H1storyBuff
H1storyBuff H1storyBuff
  • 31-10-2017
The answer should be anywhere from 60-63 but a list of options might help.

Hope this Helps! :)
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