For which of the following equilibria does keq= [o2]?
a. o2(l)< => o2(g)
b. 2o3(g)< => 3o2(g)
c. 2h2o(l)< => 2h2(g)+ o2(g)
d. 2hg(s)+ o2(g)< => 2hgo(s)
e. c(s)+ o2(g)< => co2(g)

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

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum

Which is a characteristic of the electron sea model for metallic bonding? molecular orbitals overlap to produce bands. electrons flow easily between metal nuclei. electrons are in fixed positions in the orbitals. atomic nuclei are arranged in an irregular pattern.