Mercury is most often obtained by roasting cinnabar. How many grams of this mineral are required for a yield of 165 grams of pure mercury(can you please solve the rest for me its my last assignment for if i fail my grade drops below a c also i would appreciate it if all the questions in the image could be solved)

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

You have 125g of a certain seasoning and are told that it contains 76.0 g of salt what is the percentage of salt by mass in this seasoning

Which other elements contain the same number of outer electrons as sodium