Problem page ammonium perchlorate is the solid rocket fuel used by the u. s. space shuttle. it reacts with itself to produce nitrogen gas , chlorine gas , oxygen gas , water , and a great deal of energy. what mass of water is produced by the reaction of 5.9 g of ammonium perchlorate

Sara is creating an experiment. her hypothesis states the following. if i increase the air in my tires, then i will get better gas mileage. if this is her hypothesis what column titles do we need in our date table? a. air pressure in tire (psi) and gas mileage (mph) b. air pressure in the atmosphere (psi) and gas mileage (mph) c. miles (m) and gallons per mile (g) d. old battery and new battery

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change? work power gravitational energy chemical energy