What happens when a sodium ion is attracted to a chlorine ion? a. they form a covalent bond. b. they form a molecule. c. they form a liquid. d. they form an ionic compound?

Which statement describes both homogeneous mixtures and heterogeneous mixtures?

Nuclear decay is the spontaneous decay of one element into a. an x-ray b. a ray of light c. another element

Pinene is an unsaturated hydrocarbon found in pine resin. if pinene has m+ = 136 and contains 1 double bond(s) and 2 ring(s); what is its molecular formula? enter the formula in the form ch first, then all other atoms in alphabetical order; do not use subscripts. the formula is case-sensitive