Correct statement by changing underline part of sentence
2-chloropropanoic acid is `ul("weaker")` than 3-chloropropanoic acid.

Explanation

To correct the statement "2-chloropropanoic acid is weaker than 3-chloropropanoic acid," we need to analyze the acidity of both compounds and determine which one is stronger.

### Step-by-Step Solution:

1. **Identify the Compounds**:
- 2-chloropropanoic acid has the chlorine atom attached to the second carbon of the propanoic acid chain.
- 3-chloropropanoic acid has the chlorine atom attached to the third carbon of the propanoic acid chain.

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