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Updated: May 3, 2025
The analyses of the liquid obtained by Wackenroder and others, by passing sulphureted hydrogen and sulphur dioxide through water, are based on the assumption that only one acid is present in the solution, and consequently do not establish the existence of pentathionic acid; as, for example, a mixture of one molecule of H2S4O6 and one molecule of H2S6O6 would give the same analytical results as H2S5O6.
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