The unit of length in all the fields of science and technology, in SI, is the metre; the symbol is m. In chemistry and physics are used also sub-multiples as micrometre, nanometre, picometre, femtometre.
S
The symbol for Hydrochloric acid is HCl.
Dalton's symbols are not used in chemistry because it is very difficult to represent in chemistry
Mr is the symbol for the relative molecular mass.
The symbol of heat is Q.
it represents frequency
In chemistry, its symbol is, "Ni"
The chemical symbol of actinium is Ac.
A symbol
Uranium
Na is the chemical symbol of sodium.
The symbol for Hydrochloric acid is HCl.
Dalton's symbols are not used in chemistry because it is very difficult to represent in chemistry
Mr is the symbol for the relative molecular mass.
Sulfur
francium
Potassium
The chemical symbol of nickel is Ni.The chemical symbol of silver is Ag.