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MrRa [10]
3 years ago
13

MULTIPLE CHOICE

Chemistry
2 answers:
Setler79 [48]3 years ago
8 0

Answer:

2

Explanation:

2 is the lowest and the most acidic, which turned it red

KengaRu [80]3 years ago
7 0
The answer is 2 I know this because of the info in the picture
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