Lonization energy is the energy required to pull an electron away, turning a neutral atom into O a proton.
an isotope.
an ion.
a molecule.

One does not belong why? ice, gold ,wood ,diamond and table salt

Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude

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