[Ca²⁺]
Definition
[Ca²⁺] represents the concentration or molarity of calcium ions in solution.
Analogy
Picture [Ca²⁺] as the number of friends you have on your phone contact list. It tells you how many calcium-ion buddies are hanging out in your solution.
Related terms
Concentration: The amount of solute present in a given quantity of solvent or solution.
Molarity (M): A unit of concentration that expresses the number of moles of solute per liter of solution.
Ionization: The process by which an atom, molecule, or ion acquires a positive or negative charge by gaining or losing electrons.
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