How do you know whether or not an element has high electronegativity? are you supposed to look at the periodic table and determine it there? what exactly do you look for (i attached a picture of the periodic table) i am trying to figure out how chlorine specifically has high electronegativity

What are scientists who study fossils called? ( a ) astronomers. ( b ) biologists. ( c ) geologists. ( d ) paleontologists.

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

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