"typing host tycho. luna. edu produces a response with the ip address 10.27.109.201, but typing ping tycho. luna. edu produces a series of destination host unreachable messages. what can you rule out as a cause of the problems with ping? "

Ammonium perchlorate nh4clo4 is the solid rocket fuel used by the u.s. space shuttle. it reacts with itself to produce nitrogen gas n2 , chlorine gas cl2 , oxygen gas o2 , water h2o , and a great deal of energy. what mass of nitrogen gas is produced by the reaction of 2.1g of ammonium perchlorate?