VIRTUAL CHEMISTRY WORKBENCH · EXPERIMENT 34

Hard and Soft Water

Compare lather formation and soap scum in different water samples.

Interactive modelLive observationsNotebook & assessmentCBSE Chemistry

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🎛️ Experiment controls

Change the variables, run the model and compare the predicted observations. The controls are designed around this experiment's concepts.

Cleaning agentWater

Oil / dirt amount 50%

Ready to investigate

Compare lather formation and soap scum in different water samples.

Visual feedback changes with your experiment settings.

OIL

🫧

Micelles surround oily dirtHydrophobic tails face the oil; hydrophilic heads face water.

LIVEEXPERIMENT STATE

34LAB NUMBER

READYMODEL STATUS

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Record trials as you explore. Export observations for your practical record.

Time	Observation	Inference

The hydrophobic end of a soap molecule interacts with…

Oil and grease Water only Dissolved salts

Choose an answer to complete the mission.