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.
Sodium chloride. Sodium chloride /ËsoÊdiÉm ËklÉËraÉªd/,[2] also known as salt or halite, is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions. With molar masses of 22.99 and 35.45 gÂ·molâ1, respectively, 100 g of NaCl contain 39.34 g Na and 60.66 g Cl.