Testing of household items with red cabbage dye. Fill in the rest of the table. |
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Item |
Colour change
.Acid or Base |
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Dishwashing liquid. A mild base. |
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A strong bleach. White King. This is a strong BASE. |
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Vinegar |
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Orange juice |
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Shampoo |
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Conditioner |
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Lemon juice |
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Baking powder solution |
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Salt solution |
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Dishwashing liquid |
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Sugar solution |
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Carbonated water |
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Four unknown solutions were tested with the home-made indicator, as shown on the left. The solution in test tube "A" is The solution in test tube "B" is The solution in test tube "C" is The solution in test tube "D" is |