If Thomson had determined the mass-to-charge ratio of the electron to be –3.35 x 10–12 kg/C, and Millikan had determined the charge of the electron to be –3.20 x 10–19 C, what would the mass of the electron be in grams? Give your answer to 3 significant figures in scientific notation

In a heat engine of 1000 j of heat enters the system and the piston does 500 j of work what is the final internal energy of the system if the inital energy was 2000 j we have to do all of these down here 1)write the equation 2)list out your know variables 3)plug the numbers into the equations 4)solve 5)write your solution statemtn that includes inital energuy and final energuy added