What is the name for a star that has too low of a mass to start hydrogen fusion? А. white dwarf
B. black dwarf
C. red dwarf
D. brown dwarf

Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.

Which process describes vaporization that takes place below the surface of a liquid? condensation melting boiling evaporation

How much carbon is stored in the atmosphere as co2