The wheel is said as the most important and the greatest invention of all times. The most important aspect of a wheel is that it made invention of many other objects easy. It became very easy to move larger objects.
The chemical formula for calcium chloride is CaCl2. Calcium chloride contains one calcium atom that is bound to two chlorine atoms. It has a molecular weight of 110.984.
Calcium (Ca) And Chlorine(Cl) are the two constituent elements of the compound, Calcium Chloride (CaCl2).7 people found this useful.es, calcium carbonate has three elements. Calcium carbonate is CaCO3. Ca is calcium, C is carbon, and O is oxygen. There are three of the oxygen, so the O is followed by a th â¦ ree subscript.