Which is the smallest unit of a compound that still has the properties of that compound? A. an element B. a molecule C. an atom D. an electron

In which situation can a mixture always be called a solution

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

In salt water solution, the salt is the blank