You have 0.5 l of air at 203 k in an expandable container at constant pressure. you heat the container to 273 k. what is the volume of the air?

a. 0.25 l
b. 1.5 l
c. 0.67 l
0.37 l

The identities of substances are the same before and after which type of change

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules

Salt in oceans comes from and of rocks