The formula mass of a covalent compound is also called the molecular mass. A convenient amount unit for expressing very large numbers of atoms or molecules is the mole. Experimental measurements have determined the number of entities composing 1 mole of substance to be 6.022 × 1023, a quantity called Avogadro’s number.

The atomic mass represented in “grams” is called gram atomic mass. This parameter’s value is mathematically equivalent to the atomic mass supplied by the unit “u.”. This word is extremely similar to the mass number. It implies the same thing; however, the isotopic versions of each element are also tallied in this situation.
The number of moles represents the fraction: mass of the compound / molecular weight of the compound. For example: To convert grams to moles, the molecular weight of the solute is needed. From the periodic table the molar masses of the compounds will be extracted. For KMnO4: Molar mass of K = 39.1 g Molar mass of Mn = 54.9 g Molar mass of O

Molar Mass (Molecular Weight) - The term mole also referred to as mol was first used by Ostwald in 1896. The mass in g of 1 mole of a substance is known as the molar mass or molecular weight of the substance. The molar mass of any substance can be calculated whose chemical formula is given.

Molar mass of NaHCO3 = 84.00661 g/mol. This compound is also known as Baking Soda or Sodium Bicarbonate. Convert grams NaHCO3 to moles. or. moles NaHCO3 to grams. Molecular weight calculation: 22.98977 + 1.00794 + 12.0107 + 15.9994*3. . 293 241 224 1 52 190 477 209

is molecular weight and molar mass the same