A sample of hydrogen gas occupies a volume of 4.1 Liters
at 105 kPa of pressure. What pressure, in kPa, would the
gas exert if the volume was decreased to 2.5 Liters?

Find the number of moles of argon in 364g of argon.

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 work done by the electric force to move a 1 c charge from a to b?