Sentence Examples

  • Recoura, Annales de, Chimie et de Physique, 1895 (7), 4, p. 505.) Chromic sulphate combines with the sulphates of the alkali metals to form double sulphates, which correspond to the alums. Chrome alum, K2S04 Cr2(S04)3.24H20, is best prepared by passing sulphur dioxide through a solution of potassium bichromate containing the calculated quantity of sulphuric acid, K 2 Cr 2 O 7 -}-3SO 2 +H 2 S04 = H20+K2S04 4-Cr2(S04) 3.

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