File:Litmus paper.JPG
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Date/Time | Dimensions | User | Comment | |
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current | 05:43, 1 January 2011 | 2,272 × 1,704 (931 KB) | Chemicalinterest | {{Information |Description={{en|1=Blue (top) and red (bottom) litmus paper. When litmus paper is placed in acid, the red stays red (bottom right) and the blue turns red (top right). When litmus paper is placed in base, the blue stays blue (top left) and t |
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