Final answer:
The weight of a 12 mg ant can be compared to the weight of a dozen small nails, which weigh about 2.76 grams.
Step-by-step explanation:
The weight of a 12 mg ant can be compared to the weight of other objects or substances. In this case, we can compare it to the weight of a dozen small nails, which weigh about 2.76 grams. This means that the 12 mg ant is much lighter than a dozen small nails.