The molecular structure of water contains two atoms of hydrogen and one atom of oxygen. when water reaches its boiling point and turns into water vapor, what happens to its molecular structure?

An electron moving at 5.06 103 m/s in a 1.23 t magnetic field experiences a magnetic force of 1.40 10-16 n. what angle does the velocity of the electron make with the magnetic field? there are two answers between 0° and 180°. (enter your answers from smallest to largest.)