nails are usually sold by mass rather than by number, or count. describe how you could determine the number of nails in a 500 g box

Which substances have the lowest melting points: ionic covalent, or metallic

The pressure in a fluid is affected by which characteristics of that fluid

Consider the reaction: n2(g) + o2(g) ⇄ 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?