What is active mass?
Answers
Active Mass -
=> It is an old term used for concentration.
=> Active mass means concentration of reactants expressed in mole per litre or pressure of reactive gases which is generally expressed in atm.
Extra Information
=> Since density of solid and liquid does not change also molar weight is always constant for a substance therefore active mass of pure solid and liquid remains constant.
=> According to IUPAC convention active mass of the our solid and pure liquid is taken as 1.
Active mass is defined as the number of moles of substance dissolved per litre of solution.
Active mass is defined as the number of moles of substance dissolved per litre of solution.It is denoted by [ ] and it's unit is moles per litre.
For solids and liquids active mass is taken as 1.
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