Write the monomers of Buna-N.

Explanation

To determine the monomers of Buna-N, we need to identify the individual building blocks that combine to form this synthetic rubber.

### Step-by-Step Solution:

1. **Identify the Monomers**:
The two primary monomers used to synthesize Buna-N are:
- **1,3-butadiene**
- **Acrylonitrile**
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