Hydrogen chloride gas is prepared in the laboratory using concentrated sulphuric acid and sodium chloride. Answer the question that follow based on this reaction :
Give the balanced chemical equation for the reaction with suitable conditions(s) if any.

Explanation

To prepare hydrogen chloride gas in the laboratory using concentrated sulfuric acid and sodium chloride, we can follow these steps to derive the balanced chemical equation:

### Step 1: Identify the Reactants
The reactants in this reaction are:
- Sodium chloride (NaCl)
- Concentrated sulfuric acid (H₂SO₄)

### Step 2: Write the Initial Reaction
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