(Incorrect) Dolomite is a mixed carbonate of calcium and magnesium that decomposes to CO2 and the metal oxides MgO and CaO upon heating. When 12.06 g of dolomite is heated, 6.45 g of MgO and CaO are produced. What is percent by mass of MgCO3 in the original sample of dolomite? 30.9% (Correct answer) 3.73% 69.1% (Your answer) 34.7% 8.33%%
(Incorrect) Dolomite is a mixed carbonate of calcium and magnesium that decomposes to CO2 and the metal oxides MgO and CaO upon heating. When 12.06 g of dolomite is heated, 6.45 g of MgO and CaO are produced. What is percent by mass of MgCO3 in the original sample of dolomite? 30.9% (Correct answer) 3.73% 69.1% (Your answer) 34.7% 8.33%%
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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![(Incorrect)
Dolomite is a mixed carbonate of calcium and magnesium that decomposes to CO2 and the metal oxides MgO and CaO upon
heating. When 12.06 g of dolomite is heated, 6.45 g of MgO and CaO are produced. What is percent by mass of MgCO3 in the
original sample of dolomite?
30.9% (Correct answer)
3.73%
69.1% (Your answer)
34.7%
8.33%%](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F70daa1f7-7c37-4067-b05c-e3957c8769cd%2F131decd1-d4d9-4739-81a2-de69bb2ea01e%2F1yae4h_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(Incorrect)
Dolomite is a mixed carbonate of calcium and magnesium that decomposes to CO2 and the metal oxides MgO and CaO upon
heating. When 12.06 g of dolomite is heated, 6.45 g of MgO and CaO are produced. What is percent by mass of MgCO3 in the
original sample of dolomite?
30.9% (Correct answer)
3.73%
69.1% (Your answer)
34.7%
8.33%%
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