Find the exact atomic masses of the following elements O, Cl, Si, Na, Ca, Cu, Pb. Round them up to whole numbers
November 27, 2020 | education
| The exact values of the atomic masses of the following elements are equal:
О = 16 g / mol
Cl = 35.5 g / mol
Si = 28 g / mol
Na = 23 g / mol
Ca = 40 g / mol
Cu = 64 g / mol
Pb = 207 g / mol
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