Name the process by which oxygen moves from alveoli to blood

11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg

Which suspect most likely committed the robbery and how do you know

Which terms are used to identify pure substances