Write balanced chemical equation and name the main product in each case when hydrochloric acid reacts with the following:
Sodium carbonate

Explanation

To solve the problem, we need to write the balanced chemical equation for the reaction between hydrochloric acid (HCl) and sodium carbonate (Na2CO3). We will also identify the main products of this reaction.

### Step 1: Write the Reactants
The reactants in this reaction are:
- Hydrochloric acid (HCl)
- Sodium carbonate (Na2CO3)

### Step 2: Identify the Products
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