Answer :

iGreen
I think you mean 'kilograms', because 'kilometer's is measuring distance, so we can't convert mass to distance.

1 gram = 0.001 kilograms

28,000 * 0.001 = 28

So the mass of is dog is 28 kilograms.
28 grams, there are 1,000 grams in 1 kilogram. Hope I helped! Have a great day!