Given the following reactions Fe2O3(s) + 3 CO(g)3 Fe(s)+ 4 CO2(g)→→2 Fe(s) + 3 CO2(g)4 CO(g) + Fe3O4(s)ΔH = −28.0kJΔH = +12.5 kJ the enthalpy of the reaction of Fe2O3 with CO 3 Fe2O3(s) + CO(g) → CO2(g) + 2 Fe3O4(s) is which of the following?

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

What are the three major branches of natural science? • earth and space science, life science, physical science •earth and space science, physical science, chemistry •physical science, life science, chemistry •life science, chemistry, physics

What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m