Hypothesis: If you can measure the pH of a range of acids and bases using a universal pH indicator, then you can use those value
s to calibrate a cabbage pH indicator.
Which method helped you prove this hypothesis? Check all that apply.
Using various concentrations of HCl and NaOH to measure a range of pH
Using an existing scale to determine pH
Knowing that the cabbage indicator always has the same color at a given pH value
2 answers:
Answer:
Using various concentrations of HCl and NaOH to measure a range of pH
Using an existing scale to determine pH
Knowing that the cabbage indicator always has the same color at a given pH value
Explanation:
im asian
All the answers are correct
Explanation:
Just did the Edge question and got it all correct
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