From a Chemistry perspective it is the electron at 1/1800th the mass of a proton or neutron.
DNA
sorry if it’s wrong, but that answer seems reasonable
Answer:
The bleaching action of sulphur di oxide is temporary because it involves the process of reduction. sulphur di oxide removes oxygen from the coloured substance and makes it colourless. Atmospheric oxygen slowly takes place of the removed oxygen and because of which the material regains the co