2 KCIO3 —>2 KCl + 3 02 Calculate how many grams of O2(g) can be produced from heating 19.3 g KCIO,(s).

mass:___?___ g O2

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

How many moles of oxygen react with 12 moles of aluminum

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