Water Hardness
EDTA titrimetric method – estimate total hardness as CaCO₃ (ppm).
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Chloride Ion
Argentometric / conductometric titration – chloride concentration.
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TDS from Conductivity
Estimate total dissolved solids from electrical conductivity.
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Calorific Value
Bomb calorimeter – gross calorific value of solid/liquid fuels.
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Specific Optical Rotation
Polarimeter – specific rotation of optically active substances.
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Electrode Potential (Nernst)
Nernst equation – reduction potential under non‑standard conditions.
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Cell EMF & ΔG
Calculate cell potential and Gibbs free energy change.
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HCl Strength (Conductometric)
Determine HCl concentration via conductometric titration.
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Reaction Rate Constant
First‑order or second‑order rate constant from concentration/time data.
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Saponification / Acid Value
For oils and fats – saponification or acid value from titration.
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Molarity / Dilution
C₁V₁ = C₂V₂ – prepare solutions, dilute stock.
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pH Calculator
Compute pH from [H⁺] or [OH⁻] and vice versa.
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Molecular Weight
Sum atomic weights of elements in a chemical formula.
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Ideal Gas Law
PV = nRT – solve for P, V, n, or T.
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Unit Converter
Convert between common chemistry units (pressure, temp, volume, concentration).
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