3. Determine the volume occupied by 36.2 grams of carbon dioxide gas at STP. Molar mass of CO2 = 44.0 g/mol. Use above STP conditions.
Formula PV = (m/M)nRT where m = mass of sample and M = molar mass of substance.

16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.

F1.5 mol of nabh4 react, how many moles of b2h6 are formed? 2 nabh4(aq) + h2so4(aq) → 2 h2(g) + na2so4(aq) + b2h6(g)

Which of the following are in a chemical family a. ca, sc, k b. cu, ag, au c. so, ge, sb