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The BTB stands for:
Bromothymol Blue
Mostly used for testing the water if there is acid or not.
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∙ 11y ago
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What is the indicator for BTB?
BTB indicator can indicate if a substance contains CO2.
What causes BTB to stay blue?
"Base" causes BTB to stay blue.
What is the color of BTB solution after you exhaled into it?
It turns yellow after we exhaled into the btb solution..:)
How does soda effect BTB?
Soda effects BTB when you add it to the BTB. Soda has carbon dioxide in it, which makes it foamy. BTB is used as an indicator of chemicals with a weak acid and base. When you add the carbon dioxide it will change into a green like color.
What is btb used for?
BTB is and indicator that indicates if a weak acid is present, such as CO2. The BTB is blue when none is present and it will turn yellow when a weak acid is present.
What color would you expect BTB to be when pure water is added?
BTB changes color because of the CO2 in chemicals. When we blow into the BTB with a straw, the water vapor fuses with the BTB and change color. Our breath has some acidic characteristics. The BTB changes from blue, its original color to green-yellow, that's proof that what we breath has acidic molecules.
