What property did mosely use to organize the periodic table?​

The reaction q+r2=r2q is found to be first order in r2 and

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

What is avogadro’s number, and why is it useful