Sulfur
Uranium
francium
In Chemistry it stands for Iron
AgBr is the chemical formula (not symbol) of silver bromide.
The symbol "M" in chemistry stands for molarity, which is a unit of concentration used to measure the amount of a substance dissolved in a solution.
In chemistry Po stands for Polonium
U is the atomic symbol for the element uranium.
In chemistry, this chemical compound, R-134A is the symbol for tetrafluoroethane. Tetrafluoroethane can be used as a solvent in organic chemistry.
s stands for Sulphur
S is the symbol for second.
'J' is 'Joules' of energy, be it mechanical, heat, electric etc., Named after James Joule a Staffordshire, England , chemist. The basic S.I. units of the J (Joule) are 'kg*m^(2)s^(-2), somtimes written as kg(m/s)^(2) kJ (kilo Joules)= thousands of Joules ( of energy). e.g. 1000 J = 1 kJ
The symbol N can stand for several things, including:n (s) Nano as in nanosecondN (s) NewtonN (s) NitrogenN (s) North(s) meaning some form of science