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Chemistry, 30.06.2020 06:01 michaeldragon9663

This is how platinum appears in the periodic table. A purple box has P t at the center and 78 above. Below it says platinum and below that 195.08. Rounded to the nearest whole number, what is the atomic mass of platinum? 78 117 195 273

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This is how platinum appears in the periodic table. A purple box has P t at the center and 78 above....
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