Sulfur Mass Number



ChEBI Name sulfur-35 atom: ChEBI ID CHEBI:37983: Definition The radioactive isotope of sulfur with relative atomic mass and nuclear spin 3 / 2.The longest-lived sulfur.

CHEBI:37983 - sulfur-35 atom

Mar 26, 2020 To determine this, we first need to find the number of sulfur dioxide molecules. Beside above, how many sulfur atoms would be present in 41.8 moles of sulfur? 1 mole is defined as Avogadro's number (6.02.10^23) of something. So 1 mole of sulfur (or any other element) is 6.02.10^23 atoms of sulfur. 5 moles is just 5 times that amount. Isotope abundances of sulfur. In the above, the most intense ion is set to 100% since this corresponds best to the output from a mass spectrometer. This is not to be confused with the relative percentage isotope abundances which totals 100% for all the naturally occurring isotopes.

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ChEBI Name sulfur-35 atom
ChEBI ID CHEBI:37983
Definition The radioactive isotope of sulfur with relative atomic mass 34.9690322 and nuclear spin 3/2. The longest-lived sulfur radionuclide with half-life of 87.5 days.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula [35S]
Net Charge 0
Average Mass 34.969
Monoisotopic Mass 34.96903
InChIInChI=1S/S/i1+3
InChIKeyNINIDFKCEFEMDL-AKLPVKDBSA-N
SMILES[35S]
Roles Classification
Biological Role(s):macronutrient
Any nutrient required in large quantities by organisms throughout their life in order to orchestrate a range of physiological functions. Macronutrients are usually chemical elements (carbon, hydrogen, nitrogen, oxygen, phosphorus and sulfur) that humans consume in the largest quantities. Calcium, sodium, magnesium and potassium are sometimes included as macronutrients because they are required in relatively large quantities compared with other vitamins and minerals.
(via sulfur atom )
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ChEBI Ontology
Outgoing sulfur-35 atom (CHEBI:37983) is a sulfur atom (CHEBI:26833)
IUPAC Name
sulfur-35
Synonyms Sources
3516S IUPAC
35S IUPAC
sulfur, isotope of mass 35 ChemIDplus
sulfur-35 ChEBI
sulphur-35 ChEBI
Registry Number Type Source
15117-53-0 CAS Registry Number ChemIDplus
Last Modified
05 March 2010

Molar mass of S = 32.065 g/mol

Convert grams Sulfur to moles or moles Sulfur to grams


Symbol# of AtomsSulfurS32.0651100.000%



In chemistry, the formula weight is a quantity computed by multiplying the atomic weight (in atomic mass units) of each element in a chemical formula by the number of atoms of that element present in the formula, then adding all of these products together.

A common request on this site is to convert grams to moles. To complete this calculation, you have to know what substance you are trying to convert. The reason is that the molar mass of the substance affects the conversion. This site explains how to find molar mass.

The atomic weights used on this site come from NIST, the National Institute of Standards and Technology. We use the most common isotopes. This is how to calculate molar mass (average molecular weight), which is based on isotropically weighted averages. This is not the same as molecular mass, which is the mass of a single molecule of well-defined isotopes. For bulk stoichiometric calculations, we are usually determining molar mass, which may also be called standard atomic weight or average atomic mass.

Mass Number Of Sulfur 35

Using the chemical formula of the compound and the periodic table of elements, we can add up the atomic weights and calculate molecular weight of the substance.

Formula weights are especially useful in determining the relative weights of reagents and products in a chemical reaction. These relative weights computed from the chemical equation are sometimes called equation weights.

Sulfur mass numberSulfur

Mass Number Of Sulfur 34

Sulfur Mass Number

Finding molar mass starts with units of grams per mole (g/mol). When calculating molecular weight of a chemical compound, it tells us how many grams are in one mole of that substance. The formula weight is simply the weight in atomic mass units of all the atoms in a given formula.

Sulfur Atomic Mass Number

If the formula used in calculating molar mass is the molecular formula, the formula weight computed is the molecular weight. The percentage by weight of any atom or group of atoms in a compound can be computed by dividing the total weight of the atom (or group of atoms) in the formula by the formula weight and multiplying by 100.