![Iron chemical element, Sign with atomic number and atomic weight, Periodic Table Element Stock Photo - Alamy Iron chemical element, Sign with atomic number and atomic weight, Periodic Table Element Stock Photo - Alamy](https://c8.alamy.com/comp/2KEXHGD/iron-chemical-element-sign-with-atomic-number-and-atomic-weight-periodic-table-element-2KEXHGD.jpg)
Iron chemical element, Sign with atomic number and atomic weight, Periodic Table Element Stock Photo - Alamy
Látkové množství - vyjadřuje počet částic (atomů, molekul, iontů…) - značkou je n - jednotkou je mol (1 mol = 6,0
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Timeline of atomic models. posters for the wall • posters element, scientific, chemical | myloview.com
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