Today I've decided to make dancing flames. It's done by burning a mixture of aluminum, copper sulfate and hydrochloric acid. Trump to sign sweeping executive order to expand school choice ...

precipitating out aluminum hydroxide. When additional base is added, the precipitate dissolves. The reactions can then be reversed with the addition of hydrochloric acid. The precipitate will reappear ...

For example, when magnesium reacts with hydrochloric acid, the salt magnesium chloride ... As you move down the reactivity series (aluminium, zinc, iron) the metals are less reactive, so less ...