Hard water can be softened by adding sodium carbonate (washing soda ... It is an inexpensive method of removing hardness but leads to the formation of limescale, which can block narrow water ...

It can be produced by refining soda ash, called sodium carbonate ... sharp, hard and fine, so they are mildly abrasive. When baking soda is mixed with water, the paste can easily remove dirt ...

Thermal decomposition reactions are common in everyday life. For example, sodium hydrogen carbonate, also called baking soda, thermally decomposes when you bake muffins. The gas produced in this ...