Calculate delta n (change in moles of gaseous substances) for each of the following balanced chemical
2c6h6o(l)+17o2−−> 12co2(g)+12h2o(l)
2so2(g)+o2(g)−−> 2so3(g)
n2(g)+o2(g)−−> 2no(g)
2na(s)+br2(l)−−> 2nabr(s)

Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3