Problem: Sodium reacts with oxygen to produce sodium oxide. 4 Na(s) + O2(g) → 2 Na2O(s)1. How many grams of Na2O are produced when 93.7 g of Na reacts?2. If you have 15.0 g of Na, how many grams of O2 are required for the reaction?3. How many grams of O2 are needed in a reaction that produces 72.0 g of Na2O?

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Balanced Reaction: 4 Na(s) + O2(g) → 2 Na2O(s)

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Problem Details

Sodium reacts with oxygen to produce sodium oxide. 

4 Na(s) + O2(g) → 2 Na2O(s)

1. How many grams of Na2O are produced when 93.7 g of Na reacts?

2. If you have 15.0 g of Na, how many grams of O2 are required for the reaction?

3. How many grams of O2 are needed in a reaction that produces 72.0 g of Na2O?

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