The molecular mass of a compound is the sum of the atomic weights of the elements in this compound. Example: methane, CH4 Atomic weight of hydrogen: ca. 1,007 98 Atomic weight of carbon: ca. 12,106...
Add the gram molecular weights, aka atomic masses, for the constituent atoms of the gas in their ratios in the formula. The resulting value will be the mole weight or the mass in grams of 22.4 liters...
C18H17C6H5OCH2.CH2025H sums up to C26H2050O When calculated with figures from the Periodic Table of Elements: Weight of Carbon: 12 X 26 = 312 Weight of Hydrogen: 1 X 2050 = 2050 Weight of Oxygen: 16...