Students then carry out a second reaction with calcium chloride and baking soda in the universal indicator solution. In this example, students observe the production of both a gas and a solid, a color ...

The reaction releases a lot of heat as the ionic compound sodium ... The +2 calcium ion and the two -1 chloride ions attract each other and form an ionic bond and the compound calcium chloride. One ...

Some metals react with acids and when they do the products ... Calcium plus hydrochloric acid gives us calcium chloride. And zinc plus sulphuric acid gives us zinc sulfate. And the salt that ...

A simple demonstration of how a precipitate is evidence of a chemical reaction taking place is performed by mixing solutions of calcium chloride and sodium carbonate to form the precipitate calcium ...

Some metals react with acids and when they do the products ... Calcium plus hydrochloric acid gives us calcium chloride. And zinc plus sulphuric acid gives us zinc sulfate. And the salt that ...