The term "enthalpy of reaction" (ΔHrxn) is also known as:

Which of the following is an example of a weak acid?

The balanced chemical equation for the reaction between hydrochloric acid (HCl) and sodium carbonate (Na₂CO₃) is:

The process of converting a solid directly into vapor without passing through the liquid phase is called:

What is the term for a bond formed by the attraction between oppositely charged ions in a crystal lattice?

Which element is a metalloid with the chemical symbol Si?

Which nucleic acid is involved in carrying the genetic code from the nucleus to the cytoplasm for protein synthesis?

What is the purpose of internal standards in analytical chemistry?

Which vitamin is essential for the synthesis of collagen, a structural protein in connective tissues?

The compound CaCO₃ is commonly known as: