common chemical compounds. Molar mass of C8H10N4O2(caffeine) is 194.1906 g/mol Convert between C8H10N4O2(caffeine) weight and moles We use the most common isotopes. ›› Caffeine molecular weight. A common request on this site is to convert grams to moles. molar mass and molecular weight. To complete this calculation, you have to know what substance you are trying to convert. This site explains how to find molar mass. Formula weights are especially useful in determining the relative weights of reagents and products in a chemical reaction. Molecular weight calculation: 12.0107*8 + 1.00794*10 + 14.0067*4 + 15.9994*2 ›› Percent composition by element Convert grams Caffeine to moles or moles Caffeine to grams. 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. of a chemical compound, More information on Calculate the molecular weight 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. The formula weight is simply the weight in atomic mass units of all the atoms in a given formula. The caffeine molecule contains a total of 25 bond(s) There are 15 non-H bond(s), 7 multiple bond(s), 2 double bond(s), 5 aromatic bond(s), 1 five-membered ring(s), 1 six-membered ring(s), 1 nine-membered ring(s), 1 urea (-thio) derivative(s), 1 imide(s) (-thio) and 1 Imidazole(s). 12.0107*8 + 1.00794*10 + 14.0067*4 + 15.9994*2. If the formula used in calculating molar mass is the molecular formula, the formula weight computed is the molecular weight. The reason is that the molar mass of the substance affects the conversion. Convert grams Caffeine to moles or moles Caffeine to grams, Molecular weight calculation: 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. When calculating molecular weight of a chemical compound, it tells us how many grams are in one mole of that substance. Molar mass of C8H10N4O2 = 194.1906 g/mol. Finding molar mass starts with units of grams per mole (g/mol). For bulk stoichiometric calculations, we are usually determining molar mass, which may also be called standard atomic weight or average atomic mass. Browse the list of 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. These relative weights computed from the chemical equation are sometimes called equation weights. A chemical structure of a molecule includes the arrangement of atoms and the chemical bonds that hold the atoms together. The atomic weights used on this site come from NIST, the National Institute of Standards and Technology.