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which of the following is not true for atoms?

they combine to form elements and molecules.

they contain negatively charged electrons.

they are the building blocks of matter.

they are made up of elements.

10 points! will mark brainiest! in a heat engine if 1,000 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 initial energy was 2,000 j 1: write the equation2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!