Convert 4500 grams to kilograms. The conversion factor is $$...

Question Analysis
This question tests the student's ability to convert units from grams to kilograms using a given conversion factor.

Key Concept Explanation
The key concept here is the use of conversion factors to change the units of a measurement without changing its value.

Step-by-step Solution
1. Identify the conversion factor:
2. Set up the conversion: