How many moles are there in 24.0 grams of fef3

How far is the region from the equator or control climate

When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?

The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms