Sodium (na) has an atomic number of 11. how many electrons are in the outer electron shell of a neutral sodium atom?

What is the molar mass of potassium nitrate, kno3

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.

Are oil and water a mixture or solution