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The indicator resazurin: is pink
1. A gas pak in an anaerobic jar
a. contains sodium bicarbonate b. removes oxygen from the air inside the jar c. induces the
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D
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A gas pak in an anaerobic jar
contains sodium bicarbonate removes oxygen from the air inside the jar induces the formation of
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asked by
D
68 views
The indicator resazurin:
is pink in the absence of oxygen is colorless in the absence of oxygen drives off absorbed oxygen none
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D
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Phenolphthalein is an indicator that changes colour to pink/purple between pH 8-->10, however, neutralization occurs when pH=7.
3 answers
asked by
Lucy
1,839 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
2 answers
asked by
Chem master
576 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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asked by
n
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Does nano3 turns phenolpthalein indicator pink?
4 answers
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Aditya
1,068 views
Does sodium nitrate turn the phenolphthalein indicator pink ?
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asked by
Deepak
573 views
If this "point" for a particular titration occurs at pH x, a good indicator for for the titration would be indicator.
Note:
2 answers
asked by
help
708 views
The table below shows the color of three indicators at different pH values.
Indicator pH=0 pH=2 pH=4 pH=6 pH=8 pH=10 pH=12 ph=14
1 answer
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