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~ACID & ALKALI~

~ACID & ALKALI~. Investigating Materials. WHAT IS ACID, ALKALI & NEUTRAL???. Acid……. Acidic Food. Acidic Food. ◊Taste “ SOUR ”. ◊ Litmus paper Blue  Red. Alkali……. Alkaline Food. Alkaline Food. ◊Taste “ BITTER ”. ◊ Litmus paper Red  Blue. Neutral ……. Neutral Food.

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~ACID & ALKALI~

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  1. ~ACID & ALKALI~ Investigating Materials

  2. WHAT IS ACID, ALKALI & NEUTRAL???

  3. Acid……. Acidic Food

  4. Acidic Food ◊Taste “SOUR” ◊ Litmus paper Blue Red

  5. Alkali……. Alkaline Food

  6. Alkaline Food ◊Taste “BITTER” ◊ Litmus paper Red Blue

  7. Neutral……. Neutral Food

  8. Neutral Food ◊Taste “SWEET”, “TASTELESS” or “SALTY” ◊ Litmus paper Red Red Blue  Blue

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