A significant contribution to atmospheric Carbon dioxide levels comes from the thermal decomposition of limestone in the manufacture of cement and of lime for agricultural purposes.
Cement works roast 1000 million tonnes of limestone per year and a further 200 million tonnnes is roasted in kilns to make lime.
What is the total annual mass output of carbon dioxide (in million tonnes) from these two processes?
0.02 mol of aluminum is is burned in oxygen and the product is reacted with 2.00 mol dm^-3 hydrochloric acid.
what is the minimum volume of acid that will be required for complete reaction?
In Raman spectroscopy, when we look at the spectra of some molecules there's always some line that do not appear, could you please tell me why is that?
thank you.
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