When sodium and oxygen react to form an ionic compound, the mass of the compound the sum of the masses of the individual elements. is less than is greater than is equal to can be greater than or less than

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

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.

Rays from the sun are not considered matter true or false