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Tag: chemical testing

pH scale ranging from 1 to 14, with colors representing different levels of acidity or alkalinity. A pH test strip is placed on the scale, with the strip's color indicating a value of around 6 or 7, which represents a neutral or slightly acidic solution. The scale transitions from red (acidic) on the left, through yellow and green, to blue (alkaline) on the right.

Introduction to Litmus Paper and Its Uses

By nationalist-post 2 weeks ago

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