243 G of Magnesium Yield 40

question 53

Multiple Choice

24.3 g of magnesium yield 40.3 g MgO upon combustion with oxygen. How much magnesium needs to be burned to yield 12.1 g MgO?

• A) 4.30 g
• B) 6.10 g
• C) 7.30 g
• D) 8.40 g

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