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 Chloride burns a deep orange with a slightly lighter orange core and has a light red glow at the top. The colour calcium chloride burns is described as brick red.he ratio of zinc to chlorine in zinc chloride is one to two. For every atom of zinc (Zn), we'll find two chlorine (Cl) atoms bonded to it. It's chemical formula is ZnCl2, jus â¦ t as you'd expect it to be.