What needs to occur in order for elements to form a compound? an elemental reaction
an atomic reaction
an electric reaction
a chemical reaction

Find the empirical formula of each of the following compounds. given mass or for each element in a sample of the compound 3,611 g ca; 6.389 g c1

13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.

Wind and moving water provide energy. chemical mechanical thermal none of the above