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October 1, 2023
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jan 1, 1700 - Robert Boyle first labels substances an acid or base

Description:

According to the following characteristics: ... Bases feel slippery, change litmus blue, and become less basic when mixed with acids.

Added to timeline:

3 Dec 2019
0
0
142
Chemistry

Date:

jan 1, 1700
Now
~ 323 years ago
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