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Sagot :
Answer:
B
Explanation:
Sample B takes more drops for both P- and T-alkalinity tests to reach pH 8.3 and 4.5. So it is more acidic to begin with.
pH is equal for all three.
Now look at the drops amount
- 21<52<25
Higher the drops lower the solubility or its less acidic.
So sample A is most acidic then local then sample B
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