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Two-Solution Concentration Mixing Calculator

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Find ideal concentration after combining two solutions on the same volume-based scale.

Your inputs

L
g/L
L
g/L

Example values are shown. Edit them for your calculation.

Inputs stay in this page. No account needed.

Your result

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Enter your values and select calculate.

Next steps

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On this page How it works & practical examples

How to use the Two-Solution Concentration Mixing Calculator

Both solutions must contain the same measured solute and use the same concentration basis. The result uses additive volumes and mass conservation.

The calculation

Final g/L = (V1 C1 + V2 C2)/(V1+V2)

Worked example

One liter at 10 g/L and three liters at 2 g/L yield four liters at 4 g/L under additive-volume assumptions.

Assumptions and limits

No chemical reaction, volume contraction, density change, incompatibility or mixing safety is evaluated. This arithmetic model is not a preparation procedure.

Common questions

Which inputs should I use?

Both solutions must contain the same measured solute and use the same concentration basis. The result uses additive volumes and mass conservation.

What does the result exclude?

No chemical reaction, volume contraction, density change, incompatibility or mixing safety is evaluated. This arithmetic model is not a preparation procedure.

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