Draw the structure of the major monohalo product in each of the `CH_3CH_2Br + NaI underset("reflux")overset("acetone")to`

Explanation

To solve the problem of determining the major monohalo product from the reaction of bromoethane (CH₃CH₂Br) with sodium iodide (NaI) in acetone under reflux conditions, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Reactants**:
- The reactants are bromoethane (CH₃CH₂Br) and sodium iodide (NaI).

2. **Understand the Reaction Conditions**:
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