What is an electrical force? just like the definition of an electrical force

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?

When a nucleus absorbs a neutron and then breaks apart, there are many products of the reaction. what is not a product of a nuclear fission reaction