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Since hard-shelled organisms evolved about 550 million years ago, billions of tons of limestone rock
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Think about it: Since hard-shelled organisms evolved about 550 million years ago, billions of tons of limestone rock have been produced from their shells. Limestone is made of calcium carbonate, with the formula CaCO3.
Based on this, how do you think the amount of atmospheric CO2 has changed in the last 550 million years, and how has this affected Earth's climate? Explain your answer.
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[Solved] Since hard-shelled organisms evolved about 550 million years ago, billions of tons of limestone rock
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- Submitted On 19 Mar, 2020 12:39:40
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The CO2 gas has been released to the atmosphere thereby increasing its concentration gr...
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Since hard-shelled organisms evolved about 550 million years ago, billions of tons of limestone rock
The CO2 gas has been released to the atmosphere thereby increasing its concentration gradually.
CaCO3 (s) --> CaO (s) + CO2 (g)
CO2 is a greenhouse gas. What this means is that CO2 forms a layer in the atmosphere that preve...
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