Researchers at the Massachusetts-based Woods Hole Oceanographic Institution (WHOI) are awaiting approval from the EPA to release a 6,600-gallon mixture of sodium hydroxide solution and freshwater ...

A few drops of dilute sodium hydroxide solution react to form a white precipitate with aluminium ions, calcium ions and magnesium ions. However, if excess sodium hydroxide solution is added ...

These tables can help: Result Blue-green flame. Blue precipitate which remains when excess NaOH solution added. Blue precipitate which dissolves to form a deep blue solution when excess NH 3 ...

If neutralization is slowed down by simply removing the gel from the NaOH solution, the desired effect is seen — an interphase region that consists of a solution of water and alcohol between the ...