These 10 – 30 second, unnarrated animations ... from acetic acid solution easily bonds with the CuO to form verdigris which precipitates onto the surface when the water evaporates. Iron can protect ...

Some metals react with acids and when they do the products are hydrogen gas and a solution of the salt. A salt is a type of compound which is made when an acid reacts with certain metals.

Some metals react with acids and when they do the products are hydrogen gas and a solution of the salt. A salt is a type of compound which is made when an acid reacts with certain metals.