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The chemical phenolphthalein can be clear or pink depending on the pH of the solution. Which role would phenolphthalein most
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2. asked by 32 million bees
3. 44 views
If you have two solutions, one of pH 7 and one of pH 9, but they are not labeled, which indicator would be used to identify the
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2. asked by Chrissy
3. 524 views
I have a lab question that is asking if the soda ash in our analysis was NaHCO3 instead of Na2CO3, how would the volume of acid
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2. asked by Rachel
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Phenolphthalein is an indicator that changes colour to pink/purple between pH 8-->10, however, neutralization occurs when pH=7.
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2. asked by Lucy
3. 1,863 views
A 25.0 mL sample of NaHSO4(aq) was titrated with 0.500 mol/L NaOH(aq) using phenolphthalein indicator. At the endpoint, one drop
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2. asked by Chem master
3. 591 views
The chemical phenolphthalein can be clear or pink depending on the pH of the solution. Which role would phenolphthalein most
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2. asked by n
3. 70 views
Determine which statement describes an acid or a base.Phenolphthalein turns pink Phenolphthalein turns clear pH above 7 pH below
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2. 67 views
what other acid indicators are there other than phenolphthalein?Are there any better indicators than phenolphthalein?
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2. asked by Bo
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what is the perpose of the phenolphthalein solution?
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2. asked by Ana
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phenolphthalein isclear blue pink
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2. 56 views