Choke Tubes Explained By CTD Blogger published on May 4, 2011 in Firearms The inside bore constriction at the muzzle end of a shotgunâs barrel is known as the âchoke.â
difference between elements and compounds atoms are the tiny units which collect up to form all the existing chemical substances atoms can join with other atoms in various ways thus form thousands of molecules and other compounds according to their electron donating or withdrawing abilities they can form covalent bonds or ionic bonds
This information can be gathered from the chemical formula of the substance. A compound is a substance made up of a definite proportion of two or more elements. A chemical formula tells us the number of atoms of each element in a compound.It contains the symbols of the atoms of the elements present in the compound, as well as how many there are for each element in the form of subscripts.his information can be gathered from the chemical formula of the substance. A compound is a substance made up of a definite proportion of two or more elements. A chemical formula tells us the number of atoms of each element in a compound.