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[CRR #10] The Adaptive Indicator
   
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16 Nov, 2020 @ 1:12am
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[CRR #10] The Adaptive Indicator

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Codex Radicis Rationalis
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The Codex: Puzzle #10

This is tenth and last in a series of puzzles in the Codex Radicis Rationalis

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Synthesize liquidum indicabile, an indicator solution, with a salt of sodium and phosphorus, hydrochloric acid and distilled alcohol.

Difficulty: Reasonably challenging [7.6/10]

rationalRoot's solution will be linked here soon.

Liquidum indicabile is undoubtedly the most versatile of solutions. It can specify the acidity of different samples of water, and indicate if any metals are present in a solution, and which ones specifically, among other things. —Codex Radicis Rationalis, 34:21