Note: Your local tap water is likely fine for the demonstration and ... between citric acid and baking soda should be the same or different than a reaction between calcium chloride and baking soda.

A little water helps expose the sodium so it can react with the chlorine gas ... The positive and negative ions attract each other and form the ionic compound sodium chloride. One calcium and two ...

However, carboxylic acids are weak acids, so will react more slowly than other acids and have a less acidic pH value. All acids are soluble in water ... Carefully add the calcium carbonate ...

We can use a gas syringe to measure the reaction of metals with dilute ... with dilute hydrochloric acid to produce sodium chloride, water, sulfur dioxide and sulfur. The sulfur makes the solution ...