The vapor pressure of benzene at 25c is 94.6 torr and its enthalpy of vaporization is 30.8 kj*mol^-1. estimate the normal boiling point of benzene assume the enthalpy of vaporization is independent of temperature

Considering only the earth's rotation, determine how much later the asteroid would have had to arrive to put the explosion above helsinki at longitude 25˚ e? this would have obliterated the city.

In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.

How much energy will be transferred to your eardrum while listening to this sound for 1.0 min?