How high up is a 3 kg object that has 300 joules of energy?

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?

If the textbook weighs 19.6 newtons on venus, what is the strength of gravity on venus?

At the negative terminal of the battery the electron has electric potential energy. what happens to this energy as the electron jumps from the negative to the positive terminal?