1. Bromothymol blue indicator is color yellow in an acid solution and ______ in a basic solution. A. Clear B. Blue C. Red D. Violet How much time was taken for the disappearance of blue-black color to test tube 2 with 20 degrees Celsius temperatue? A. 6mins B. 4mins C. 2 mins D. The color did not disappear
1. Bromothymol blue indicator is color yellow in an acid solution and ______ in a basic solution. A. Clear B. Blue C. Red D. Violet How much time was taken for the disappearance of blue-black color to test tube 2 with 20 degrees Celsius temperatue? A. 6mins B. 4mins C. 2 mins D. The color did not disappear
Chapter31: Introduction To Analytical Separations
Section: Chapter Questions
Problem 31.13QAP
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Question
1. Bromothymol blue indicator is color yellow in an acid solution and ______ in a basic solution.
A. Clear
B. Blue
C. Red
D. Violet
How much time was taken for the disappearance of blue-black color to test tube 2 with 20 degrees Celsius temperatue?
A. 6mins
B. 4mins
C. 2 mins
D. The color did not disappear
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