Assertion: nitric acid | /r/CreatedBy | distillation of a mixture
Facets:
Source sentences:
text: Nitric acid was produced by distillation of a mixture consisting of 1 g of vitriolum cyprium (CuSO 4 ·5H 2 O), 1.5 g of potassium nitrate KNO 3 , and 0.25 g of potassium alum (KAl(SO 4 ) 2 ·12H 2 O).