What is the molarity of a solution containing 5 moles of NaCl dissolved in 10 liters of water? .5 mol/L
2 mol/L
.2mol/L
.5mol/L

the reaction mixture contains some ammonia, plus a lot of unreacted nitrogen and hydrogen. the mixture is cooled and compressed, causing the ammonia gas to condense into a liquid. the liquefied ammonia is separated and removed. the unreacted nitrogen and hydrogen are then recycled back into the reactor .

how to make a simple air condition

"the periodic table is arranged in order of atomic number."

it is the most commonly accepted one