Chemistry, 07.02.2021 04:10 SunsetPrincess
6. In the Middle Ages, most scientists believed that the world was made from four simple elements
and that almost everything was a mixture.
Which type of pure substance had they not
yet discovered?
Plz help me... I will seriously give you an award for answering correctly :)
Answers: 3
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6. In the Middle Ages, most scientists believed that the world was made from four simple elements
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