How many grams are in 2.5 kilograms?

To determine how many grams are in 2.5 kilograms, you can use the conversion factor that 1 kilogram is equivalent to 1000 grams. By multiplying the number of kilograms by the number of grams per kilogram, the calculation becomes:

2.5 kilograms × 1000 grams/kilogram = 2500 grams.

This means that in 2.5 kilograms, there are 2500 grams. The correct answer reflects this conversion accurately, showing a clear understanding of how to convert between kilograms and grams.