Which of the following elements will most
easily lose its electrons to fluorine to form a
salt?
a na
b al
c s
d ar

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

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

How is the way a mixture is combined different from how a compound is combined?