When you mix two liquids 50/50, and one has a freezing point of 20 Celcius and the other has a freezing point of 0 Celcius, does the new liquid have a freezing point of 10 Celcius?

Question

When you mix two liquids 50/50, and one has a freezing point of 20 Celcius and the other has a freezing point of 0 Celcius, does the new liquid have a freezing point of 10 Celcius?

In: 6

Answer 1

Not necessarily, no. It will follow some curve based on concentration. Here’s the curve for an alcohol/water solution:

https://www.engineeringtoolbox.com/amp/ethanol-water-d_989.html