Partial pressure of water vapour is also known as ............ [aqueous tension/surface tension]

Explanation

To solve the question regarding the term used for the partial pressure of water vapor, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Partial Pressure**:
- Partial pressure refers to the pressure exerted by a single component of a mixture of gases. In this case, we are focusing on water vapor in a moist gas.

2. **Defining Aqueous Tension**:
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