What acid–base systems does the tutor support?

It supports monoprotic strong or weak acids and bases with the opposite strong titrant.

What inputs are required?

Analyte concentration, analyte volume, and titrant concentration are required. The analyte type and weak-species constants can also be selected or entered.

What does the output include?

The HTML output includes a plotted titration curve, buffer and equivalence landmarks, and explanatory calculation steps.

When is Henderson–Hasselbalch used?

It is used in the weak-species buffer region of a titration.

Are the results intended for laboratory control?

No. Values assume 25 °C with pKw = 14 and are intended for learning.

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Acid–Base Titration Curve Tutor

Plot an acid–base titration curve, mark buffer and equivalence landmarks, and explain the Henderson–Hasselbalch steps.

Details

What this tool helps you do

This teaching model supports monoprotic strong or weak acids/bases with the opposite strong titrant. It uses stoichiometric excess before/after equivalence, Henderson–Hasselbalch in the weak-species buffer region, and conjugate hydrolysis at a weak-species equivalence point. Values assume 25 °C (pKw = 14) and are intended for learning, not laboratory control.

Execution

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Prepared example runs

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2 examples

Acetic acid with sodium hydroxide

Follow the buffer plateau and basic equivalence point for 0.1 M acetic acid.

{
  "type": "html"
}

Strong acid / strong base

Use the classic neutral equivalence point as a reference curve.

{
  "type": "html"
}

Inputs

Set the required fields, then run the tool.

8 options

SettingsAdjust formats, ranges, numbers, and modes.8

AnalyteselectOptionalAnalyte concentration (M)numberRequiredAnalyte volume (mL)numberRequiredTitrant concentration (M)numberRequiredpKa (weak acid)numberOptionalpKb (weak base)numberOptionalMaximum equivalentsnumberOptionalCurve samplesnumberOptional

Result

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Samples

Acid–Base Titration Curve Tutor

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Key facts

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How it works

Use cases

Examples

1. Acetic acid with sodium hydroxide

2. Strong acid and strong base reference curve

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