`2,3,4`- Trichloropentane has three asymmetric carbon atoms.

Explanation

To determine whether 2,3,4-trichloropentane has three asymmetric carbon atoms, we need to analyze the structure of the molecule and identify the carbon atoms.

### Step-by-Step Solution:

1. **Draw the Structure of 2,3,4-Trichloropentane**:
- The molecular formula indicates that the compound has five carbon atoms (pentane).
- The chlorines are attached to the 2nd, 3rd, and 4th carbon atoms.

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