All calculatorsAnalytical Chemistry Calculators & Converters
From sample to signal—analysis made simple.
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Arrhenius Equation Calculator
Calculate k, activation energy, or k₂—clear steps and plot included
Cube Volume Calculator
Instant cube volume from edge or diagonal, with unit conversion.
Entropy Calculator
Calculate entropy changes for gases, heating, and phase changes
Isoelectric Point (pI) Calculator
Compute protein or amino acid pI from pKa values with clear steps
Neutralization Calculator
Solve acid–base equivalence fast — clear steps, visuals, and conversions
Percentage Concentration to Molarity Calculator
Convert any % solution to molarity — fast, clear, and accurate
Reaction Quotient (Q) Calculator
Calculate Qc or Qp with steps, charts, and shift prediction
Water Hardness Calculator
Compute hardness from ions or EDTA—ppm, gpg, and dH