One mole of ANY element contains the: same mass as one mole of any other element
same number of atoms as one mole of any other element
same gram-formula-weight as one mole of any other element
both the first and second choices

When a comet collides with earth, it adds material to our planet and causes great damage. therefore, a collision like this is a a. destructive force b. constructive force c. geologic process and event d. constructive and destructive force

What will most likely happen when two bromine atoms bond together?

What type(s) of intermolecular forces are expected between ch3ch2cooh molecules? dipole forces, induced dipole forces, hydrogen bonding