A compound with empirical formula XY2 has vapour density equal to its empirical formula weight its molecular formula is

Explanation

To find the molecular formula of the compound with the empirical formula XY2 and given that the vapor density is equal to its empirical formula weight, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Empirical Formula**:
The empirical formula of the compound is given as XY2. This means that for every one atom of X, there are two atoms of Y.

2. **Calculate the Empirical Formula Weight**:
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