If 6 atoms of hydrogen are in the reactant of a chemical reaction, how many atoms of hydrogen must be present in the product of the reaction?

What is similar between metals and suspensions

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge

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.)