Chemistry, 03.08.2019 08:20, neidaq12345

In which area of the periodic table should quan look to find materials that would be suitable for making this jewelry

In which area of the periodic table should quan look to find materials that would be suitable for ma

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Chemistry, 22.06.2019 07:20, rex1578

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In which area of the periodic table should quan look to find materials that would be suitable for ma...