Describe how to measure the pH of lemon juice - Junior Cycle Science - Question b - 2011
Question b
Describe how to measure the pH of lemon juice.
Describe
Worked Solution & Example Answer:Describe how to measure the pH of lemon juice - Junior Cycle Science - Question b - 2011
Step 1
Use of pH Paper or Universal Indicator
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Answer
To measure the pH of lemon juice, first obtain pH paper or a universal indicator. Dip a piece of the pH paper into the lemon juice for a few seconds, allowing it to absorb the liquid.
Step 2
Reading the pH
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Answer
After removing the pH paper, compare the color change on the paper against the provided colored scale to determine the pH level. Alternatively, you can use a pH meter by immersing the sensor into the lemon juice and reading the pH directly from the digital display.
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