Molecular Weight Calculator
Molar Mass of: Oxalic Acid (COOH)2
CAS: 144-62-7
Formula
Formatted Formula
Empirical Formula
Molar Mass
Percents
C
26.7%
26.7%
H
2.2%
2.2%
O
71.1%
71.1%
Molecular Weight Calculator
Definitions used in Online Molar Mass Calculator
Chemical Formula: is a way of presenting information about the chemical proportions of atoms that make up a particular chemical compound or molecule, using chemical element symbols, numbers, and sometimes also other symbols, such as parentheses
Empirical formula: In chemistry, the empirical formula of a chemical compound is the simplest positive integer ratio of atoms present in a compound
Mole in chemistry: The mole (symbol: mol) is the base unit of the amount of substance ("number of substance") in the International System of Units or System International (SI), defined as exactly 6.022 140 76 × 10^23 particles of entities (atoms, molecules, ions or electrons ...)
Declaimer: This info is for reference only with no grantee of its accuracy
About and Support
This application calculates MW for any chemical formula such as H2O, CaCO3 …. It has a built-in case correction so you could write h2o when you mean H2O It also can calculate the MW for multi-section formulaNaBO3 . 4H2O
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