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Posted by on Friday, October 16, 2009 at 1:37pm.

When heated, calcium carbonate decomposes to yield calcium oxide and carbon dioxide gas via the reaction

How many grams of calcium carbonate are needed to produce 59.0L of carbon dioxide at STP?

  • Chemistry-Please help - , Friday, October 16, 2009 at 3:14pm

    1. Write the balanced equation.
    2. Convert 59.0 L CO2 at STP to moles. moles = 59.0 L x (1 mole/22.4 L) = ??
    3. Using the coefficients in the balanced equation, convert moles CO2 to moles CaCO3.
    4. Convert moles CaCO3 to grams.
    grams = moles x molar mass.

  • Chemistry-Please help - , Wednesday, October 22, 2014 at 7:36pm


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