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18 April, 23:44

Visually analyze the wells colored with btb, and remember that acids are organized by columns and bases are organized by rows. what specific acids or bases are weak or strong acids or bases? explain why.

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  1. 19 April, 01:16
    b) What is the value of using pH paper as an indicator? (1) It's color coded and has a key, so it's visually easy to see.
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