Which of the following most likely causes the car to come to a stop?
1. kinetic energy to thermal energy
2. electrical energy to potential energy
3. potential energy to kinetic energy
4. mechanical energy to chemical energy

Explain what will happen if decomposers were apsent from a forest ecoysystem.

Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?

Aprisoner is forced to go into one of three rooms, but he can choose which room. the first room is ablaze with fire. the second one is rigged with explosives that will go off as soon as he enters. the third contains a pair of lions who haven't eaten in years. which room should he choose to survive?