Question

suggest at least one safety concern the research should consider before completing the limestone rock experiment and how to mitigate the risk.

Explanation:

One safety concern is the release of dust during the experiment with limestone. Inhalation of limestone dust can cause respiratory problems. To mitigate this risk, researchers should wear dust - masks to filter out the dust particles.

Answer:

One safety concern is dust inhalation. Mitigation: Wear dust - masks.