28,5 g of iron shot is added to a graduated cylinder containing 45.5 of waterThe water level rises to the 49.1 mark, from this information, calculate the density of iron

When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.

What is the lowest number energy level where a d sublevel is found

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?