All carbonate minerals contain the elements O A. sulfur and four carbon oxygen atoms
O B. carbon dioxide and oxygen
O c. carbon and three oxygen atoms
O D. silicon and oxygen
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Consider the following reactions. (note: (s) = solid, (l) = liquid, and (g) = gas.) mg(s) + ½o2(g) → mgo(s) + 146 kcal/mole h2(g) + ½o2(g) → h2o(g), δh = -57.82 kcal/mole what type of reaction is represented by the previous two examples?

What is the percent by mass of oxygen in fe2o3

The organs inside the body and how they function together