Examine the reaction C 3 H 8 +5O2—>3CO 2 +4H 2 O. If the reaction starts with 2.5g C 3 H 8 what is the theoretical yield of water ? If the reactant yields 75 % of the theoretical yield of water, how many grams of water were produced?

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

The density of benzene at 15 °c is 0.8787 g/ml. calculate the mass of 0.1500 l of benzene at this temperature. enter your answer in terms of grams

Select the correct lewis structure for fluorine which is group 7a element?