Balance the following chemical equation:
CHAO+O2 → CO2+H2O

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

How many atoms or molecules are there in a mole of a substance?