Explica AMB DETALL la formació de l'enllaç d’una de les substàncies covalents utilitzant les estructures de Lewis.

Plss anybody know how to do this? ? i need the answers from a through d

Acar moves at 12m/s and coasts up a hill with a uniform acceleration of -1.6m/s2. how far has it traveled after 6.0s?

Explain how the energy of rubber ball is tranforned as it roll down a ramp. give evidence that the energy of the og the ball remains the same at all points on the ramp