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Biology, 21.10.2020 21:01 emmmmmmaaaa
A class was performing an experiment to discover the pH values of some common household substances. The results
of three groups are shown in the table below.
Substance
Lemon juice
Vinegar
Baking soda
Milk of magnesia
Group 1 pH
2.2
2.8
Group 2 pH
2.2
2.8
8.5
Group 3 pH
2.1
8.2
8.4
10.2
8.4
10.2
10.3
Which statement best describes evidence that Group 3's data are less valid than the data for the other two groups ?
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Answers: 3
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A class was performing an experiment to discover the pH values of some common household substances....
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