Interactive periodic table showing names, electrons, and oxidation states. Visualize trends, 3D orbitals, isotopes, and mix compounds. Fully descriptive writeups.

Interactive periodic table with up-to-date element property data collected from authoritative sources. Look up chemical element names, symbols, atomic masses and other properties, visualize trends, or …

This comprehensive table lists all known chemical elements, their atomic numbers, and their molar masses, expressed in grams per mole (g/mol).

Use this visual tool for calculating molar mass for any chemical formula. Options for hiding the symbol or name of the elements provide a handy learning aid for memorizing the periodic table.

For chemical elements without isolated molecules, such as carbon and metals, the molar mass is calculated using the relative atomic mass of the element, usually given by the standard atomic …

Aug 17, 2022 · Learn what molar mass is in chemistry and how to find it. Get example calculations for NaCl and CO2. See how it differs from molecular mass.

Oct 3, 2025 · The molar mass of a substance is defined as the mass of 1 mol of that substance, expressed in grams per mole, and is equal to the mass of 6.022 × 1023 atoms, molecules, or formula …

Sep 4, 2025 · Atomic mass is the sum of the masses of protons and neutrons present in the nucleus of an atom. Atomic mass in periodic table is displayed as shown in below image.

This page from our Chemistry tutorial explains how to calculate molar mass from atomic masses, enabling accurate mole-to-mass and mass-to-mole conversions in chemistry.

Our table of molar masses has over 160 values covering 84 elements. Each value has a full citation identifying its source. The integrated unit conversion calculator can quickly convert a value to the …