Correct the following statement:
An element is represented by molecular formula.

Explanation

**Step-by-Step Solution:**

1. **Identify the Incorrect Statement**: The original statement is "An element is represented by molecular formula." This statement is incorrect.

2. **Understand the Definition of an Element**: An element is a pure substance that cannot be broken down into simpler substances by chemical means. Each element is represented by a unique symbol.

3. **Correct the Statement**: The correct way to express the idea is: "An element is represented by a symbol."

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