Chemistry Topic 4 - Acids and Bases

Ph is a measure of how acidic or Alkaline a solution is.

• The lower the ph the more acidic it is.
• The higher the ph the more alkaline it is.

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Ways to measure Ph:

• An indicator is a dye that changes colour depending on whether a solution is above or below a certain ph.
• Wide range indicator contains a mixture of dyes that gradually change to form a wide…