Asample of ch4o with a mass of 32.0 g contains molecules of ch4o.

List four observations that indicate that a chemical reaction may be taking place

Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull

What four properties do all waves have in common