From BaCl2+ NaSO4 with products BaSI4+ NaCl, How many mol of NaCl will be produced if 0.412 mol of BaCl2 is allowed to react with an excess of Na2SO4.

Asap what is the temperature when the volume is 700 ml? a 500 k b 200 k c 600 k d 700 k

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.

How many kmin (kilominutes) are there in 18 weeks and 5 days?