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Chemistry, 05.05.2020 20:05 Ayalij

We have 250g of potassium oxide. Atomic masses of potassium and oxigen are, respectively, 39 and 16g/mol. how many atoms of potassium do we have? How many atoms of oxygen do we have ?

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We have 250g of potassium oxide. Atomic masses of potassium and oxigen are, respectively, 39 and 16g...
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