What does moaning passionately mean

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?

What best discribes the relationship between wavelength and frequency in a electromagnetic wave

The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils