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A faucet pouring water onto a bar of soap, surrounded by geometric shapes and a laboratory flask.

Can you spot the ionic difference in this hard versus soft water chemistry quiz?

Water Chemistry

Difficulty

Medium

Questions

20

Volts

2/q

Calcium and magnesium are building up, and your pipes are paying the price. Can you spot the difference between scale-forming minerals and the pure flow of soft water? Don't let a lather-free lather trip you up. Prove you know the chemistry behind the crust or get washed out.

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