during recrystallization of luminol crystals were not formed. briefly describe how would you fix the problem to recover luminol.

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

How many electrons does silver have to give up in order to achieve a sido noble gas electron configuration?

Calculate the number of molecules present in 0.750 mol of mgo.