. Which of the following determines the direction of the magnetic Field?
1.Direction of the north pole of the magnet
2.Direction of the spinning electrons
3.Amount of spinning electrons
4.The mass of the atoms nucleus.

In vapor-liquid equilibrium in a binary mixture, both components are generally present in both phases. how many degrees of freedom are there for such a system? the reaction between nitrogen and hydrogen to form ammonia occurs in the gas phase. how many degrees of freedom are there for this system? steam and coal react at high temperatures to form hydrogen, carbon monoxide, carbon dioxide, and methane. the following reactions have been suggested as being involved in the chemical transformation: