Final answer:
The identity property states that any number multiplied by 1 is equal to the original number. This property holds true for any rational number.
Step-by-step explanation:
The identity property refers to the property that any number multiplied by 1 is equal to the original number. In the given problem, 2/3 multiplied by 1 is equal to 2/3, and 1 multiplied by 2/3 is also equal to 2/3. This property holds true for any rational number.