Identify this type of reaction: 2 C5H5 + Fe --> Fe(C5H5)2 double replacement, decomposition, single replacement, or synthesis. Which one?

What is the relation between concentration of reactants and the rate of chemical reaction?

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?

Surface currents are caused by blank space . question 14 options: surface currents are caused by? differences in water temperature high salinity differences in density wind forces