Which sample of matter has a crystal structure? (1) hg(ℓ) (2) h2o(ℓ) (3) nacl(s) (4) ch4(g

The isotonic saline solution described in part a is connected to an unknown solution via a semipermeable membrane, the unknown solution level drops. based on this information, what can be said about these two solutions?

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 substance has a mass of 9.5g and volume of 2.1cm^3