Hans Landolt and the Conservation of Mass : Notes from the Oesper Collections, No. 55, March/April 2019

A highly stippled photo of Landolt’s balance with two of his counterpoised reaction tubes (7) – the one on the left before reaction and the one on the right after reaction.

A highly stippled photo of Landolt’s balance with two of his counterpoised reaction tubes (7) – the one on the left before reaction and the one on the right after reaction.

Issue 55 summarizes, using the resources of the Oesper Collections, the work of the Swiss-German physical chemist, Hans Landolt, on the experimental verification of the law of conservation of mass in chemical reactions. 

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