When you touch something that feels cold, A. heat from your hands moves into the cold substance
B. it melts
C. coldness moves from the cold substance into your hand
D. it freezes

Which type of bonding involves the complete transfer of a valence electron from a less electrogrative atom to a more electronegative one

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

Find the mass, in grams, of 5.00*10^23 molecules of f2