which refers to a measure of how acidic or basic a solution is?\nph\nsolubility\nreactiveness\nhardness

which refers to a measure of how acidic or basic a solution is?\nph\nsolubility\nreactiveness\nhardness
Answer
Brief Explanations:
pH is a measure of the acidity or basicity of a solution. Solubility refers to the ability of a substance to dissolve in a solvent. Reactiveness is related to how readily a substance undergoes chemical reactions. Hardness is a property related to the resistance of a material to being deformed.
Answer:
pH