Hydrogen has three isotopes 1h, 2h, and 3h. what is the difference between these three isotopes?

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

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