Create a poem Atoms, Elements and The Periodic Table. Poem must have two verses.

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %

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?

Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?