What is the enthalpy change for the following reaction? C3H8+3CO2->3CO2+4H2O

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

Nonpoint source pollution is difficult to control because it

In what environment would mineral formation caused by high pressures and high temperatures most likely occur?