Air bags in cars are inflated by the sudden decomposition of sodium azide (NaN3) by the
following reaction.
2 NaN3(s) −→ 3 N2(g) + 2 Na(s)
What volume of N2 gas, measured at 1.28
atm and 90.0◦C, would be produced by the
reaction of 70.0 g of NaN3?

What kind of ion is contained in salts that produce an acidic solution? a positive ion that attracts a proton from water a positive ion that releases a proton to water a negative ion that attracts a proton from water a negative ion that releases a proton to water

200. ml of 3.00 m nacl solution is diluted to a final volume of 500. ml. what is the molarity of the final solution?

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.