In an exothermic reaction, chemical energy is converted to . 1.thermal
2. mechanical

19. at high pressures, how does the volume of a real gas compare with the volume of an ideal gas under the same conditions, and why? eman- it is much less because real gas partides are not moving. there is no difference because the gas laws are always obeyed. it is much less because at high pressures the temperature drops. it is much greater because real gas partides take up space.

Iknow #2 is d. i just need to know why

Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?