When 1. 42 g of iron reacts with 1. 80 g of chlorine, 3. 22 g of fecl2(s) and 8. 60 kj of heat is produced. What is the enthalpy change for the reaction when 1 mole of fecl2(s) is produced.

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural. question 2 reflects a moral or social value. question 3 refers to something that can be measured. question 4 reflects a question that can’t be observed.

Which process transfers heat from inside earth to its surface? convection currents in mantle pulling away of tectonic plates drawing in of tectonic plates convection currents in crust

Kp is the equilibrium constant for dissociation of the propionic acid dimer. what is the sign of the slope for a plot of the natural logarithm of kp vs. inverse temperature for this reaction?