Which acid, found in most groundwater, is responsible for most karst topography worldwide?

Question

Quizplus · Accepted Answer

Carbonic acid, formed from the reaction of water and carbon dioxide, is responsible for the majority of karst topography worldwide. This is because it is a weak acid that can dissolve soluble rock types such as limestone, dolomite, and marble, leading to the formation of sinkholes, caves, and other unique features. While other acids may play a role in some specific karst landscapes, carbonic acid is the most widespread and significant.

Which Acid, Found in Most Groundwater, Is Responsible for Most