julii27 julii27

19-03-2020
Chemistry

contestada

How many grams are in 21.3 moles of BaCO3

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hollandgrzesiak hollandgrzesiak

24-03-2020

Answer: 0.108 moles BaCO3

Explanation: You have to divide the moles by the molar mass of BaCO3, which is 197.34. The grams will cancel out, and you're left with 0.108 moles, which has been rounded to 3 sig figs.

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