If an electrostatically charged balloon is brought near other objects, which of the following will occur?
select all that apply.

it will be attracted to objects with the same charge.
it will be attracted to objects of the opposite charge.
it will be attracted to objects with a neutral charge.
it will be repelled by objects with the opposite charge

Describe in detail the melting point behavior of the 80: 20 benzoic acid-mandelic acid mixture

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

What is the common name for the compound shown here? enter the common name of the compound shown?