The element oxygen would be expected to form covalent bond(s) in order to obey the octet rule. use the octet rule to predict the formula of the compound that would form between oxygen and hydrogen , if the molecule contains only one oxygen atom and only single bonds are formed. formula:

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

Is powdered sports drink ionic or covalent ? 10pts !