What type of bond is between the oxygen atoms in the following: O2? single

double

triple

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum

How does blood clotting prevent the entry of pathogens through cuts and wounds? answer asap,, this is due tomorrow. will mark as brainliest or whatever you call it : )