In the chemical compound c2h2, how many pairs of electrons are shared between the two carbon atoms? a. one pair of electrons b. two pairs of electrons c. three pairs of electrons

We can be sure that a mole of table sugar and a mole of vitamin c are equal in their 1) mass in daltons. 2) mass in grams. 3) number of molecules. 4) number of atoms. 5) volume.

Match each medication with its description.

Which of these would most likely be a stimulus that would cause the body to initiate feedback mechanisms a.) normal body temperature in an arctic environment b.) normal boy temperature in a tropical environment c.)light physical activity d.)low blood sugar