Bromothymol blue (BMB) is an indicator dye that turns yellow in the presence of acid. When
carbon dioxide is added to the solution, it creates carbonic acid, lowering the pH of the
solution. BMB is blue when the pH is greater than 7.6, green when the pH is between 6-7.6, and
yellow when the pH is less than 6
Answer:
Hypothesize that the ants are following a scent trail that the first ant left.
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Edited response:
B) Formation of sinkholes
Explanation:
"Groundwater pumping for urban water supply and for irrigation can produce new sinkholes in sinkhole-prone areas"
Metamorphic rock because the original rock is subjected to heat and pressure, causing profound physical or chemical change.