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Conduct an investigation to determine the acidic, basic, or neutral nature of household substances using litmus paper. State a hypothesis, and record expected results in a table.

Chemistry

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  1. Answer Question 1.

    The aim of this investigation is to determine the acidic, basic, or neutral nature of various household substances using red and blue litmus paper.

  2. Answer Question 2.

    A hypothesis for this investigation is: Different household substances will cause distinct color changes in red and blue litmus paper, allowing them to be classified as acids, bases, or neutral.

  3. Complete the Recording Table for Question 3.

    The table below shows the expected results when testing the given substances with red and blue litmus paper, and their subsequent classification.

    SubstancesRed Litmus PaperBlue Litmus PaperClassification
    VinegarStays redTurns redAcid
    ShampooTurns blueStays blueBase
    Fruit juicesStays redTurns redAcid
    Sugar waterStays redStays blueNeutral
    Soap solutionTurns blueStays blueBase
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