What do acids react with in limestone to form giant cave systems?
metals
hydroxides
carbonates
lipids
pls help :(
😢
carbonates
ty
yup
What features are associated with the dynasties of the Tang (618–907) and Song (960–1279)?
A.
economic problems and political violence
B.
prosperity, stable government, and advances in farming
C.
development of government bureaucracy
D.
overseas conquests and colonization
help
In limestone, acids react with carbonates to form giant cave systems. To understand why, let's break down the components involved:
Limestone is a sedimentary rock primarily composed of mineral calcite, which is a form of calcium carbonate (CaCO3). The presence of calcium carbonate makes limestone susceptible to chemical reactions with acids.
Acids are substances that release hydrogen ions (H+) when dissolved in water. When an acid comes into contact with limestone, a chemical reaction occurs.
Acids typically react with carbonates to produce carbon dioxide (CO2), water (H2O), and a dissolved salt. In the case of limestone, the calcium carbonate (CaCO3) reacts with the acid to form calcium ions (Ca2+), which dissolve into the water, and carbon dioxide gas (CO2). This reaction is known as the acid-calcium carbonate reaction.
Over time, the reaction between acids and limestone can lead to the erosion and dissolution of the rock, creating passageways and openings that eventually grow into large cave systems.
Therefore, the correct answer is carbonates. Acids react with carbonates in limestone to form giant cave systems.