Opal is a hydrated form of silica. if a laboratory analysis of a sample of opal reveals it to contain29.2% si, 33.3%o, and 37.5% h 22 o, what is its empirical formula?

Agas can holds 2.0 gal of gasoline. what is this quantity in cubic centimeters?

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?

According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.