This equation represents
cu> cu^2+ + 2e-

Which substances have the lowest melting points: ionic covalent, or metallic

Compare and contrast refraction of light and sound will give brainliest

1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6