All the following are non-foliated metamorphic rocks EXCEPT: A: Hornfels
B: Marble
C: Quartzite D: Slate

Order the following from smallest to largest atom, electron, quark, proton, neutron, molecule, nucleus

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?

Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.