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The indicator is bromothymol blue.
The Ames Test
If you are testing with Universal Indicator or the Litmus Test it will turn red.
The paper allows you to weigh the chemicals on a scale. Folding the paper also makes it easier to pour the chemicals into the test tube.
Benedict solution is the chemical indicator for simple sugars.
An indicator does not need to indicate for only one substance. Depending on the field, sometimes it does and sometimes it does not. If it is a drug test where an artificial drug is similar to a natural substance, then an indicator should test for just the illegal substance. In a mine, a number of valuable chemicals are found together. In that case a broad test can be used. You do not care if the chemical reaction shows if any of the desired chemicals are present. If the test is positive, you want to mine the ore. If it is negative, you will save your money.
A pH meter is the safest way, if you have one...otherwise, indicator chemicals are safe.
The indicator is bromothymol blue.
we use test tube to hold chemicals and heat and chemicals.
its not a mixture because i had a test on it and it said it was a pure substance.
CHINA
Find some pH indicator strips. Dip a strip in your item and the color will tell you the approximate pH. These strips can be found at laboratory stockrooms in schools or online.
It is the Meyers-Briggs Type Indicator personality test.
with some poo
to test and hold chemicals in
Chemicals are often mixed in test tubes
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