What is the change in enthalpy when 11.8g of iron reacts with 2.7L of O2 at STP? 3 Fe + 2O2 = Fe3O4 H= -1120.48kJ

Agas has a volume of 0.7 l at 300 mmhg. what would be the new volume at 900 mmhg

Which is a difference between molecular compounds and ionic compounds? select the correct answer below: question 5 options: molecular compounds typically form between a metal and a nonmetal, while ionic compounds typically form between nonmetals. molecular compounds result from the transfer of electrons between atoms to form ions, while ionic compounds result from the sharing of electrons between neutral atoms. molecular compounds are formed of discrete, neutral molecules, while ionic compounds are formed of large repeating arrays of opposite charges. molecular compounds have high melting points and high boiling points, while ionic

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?