Robert works out 2.5 kilogram mass what is the 2.5kilograms mass into grams

To go from kilograms to grams, you must know how many grams there are in a kilogram, or how many kilograms there are in a gram.

To convert, set this up using unit analysis like so:

I chose to use a coefficient of 1 with the unit that has a prefix (kilograms), since this tends to make conversion easier.  However, you could also set up the conversion as:

In either case, you are trying to cancel kg, therefore units in kg must be in the denominator as shown.

2,500 grams

1st part is 64,000,000

2nd part 500,000

step-by-step explanation: