3. The equation for the reaction that produces ammonium nitrate is: NH3 + HNO3
NH4NO3
Calculate the number of tonnes of ammonium nitrate that can be made from
tonnes of ammonia?

Which statement best explains the relationship between an area is geography and the temperature of its surface water

Two changes are described below. a green banana turns yellow and ripens. a layer of rust forms on an iron nail. which statement is true about the two changes? a) both are chemical changes because new substances are formed. b) both are physical changes because only the physical state of the substances change. c) a is a physical change due to a change of state, but b is a chemical change because new molecules are formed. d) a is a chemical change due to a change of state, but b is a physical change because new molecules are formed.

What two factors speed up rates of chemical reaction and weathering in rocks and soils?