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 ...

Do not attempt to perform this demonstration. Small pieces of calcium are placed in water. The calcium reacts with the water but does not get nearly as hot as either the sodium or potassium. Also, the ...

Fat/Oil + Sodium\, Hydroxide \rightarrow Soap + Glycerol ... This causes an insoluble precipitate (scum) to form when soap is used. They are most commonly used in our homes when washing clothes ...

Sodium hydroxide can be produced at low cost from seawater as a byproduct from chlorine production. Seaborg said this is six times cheaper that standard salts used for storage. “Hydroxides can ...