U3 Phenonmenon: Brine & Ice

What in the name of Chemistry

is going on here?

Dissolving NH4Cl

VS

Dissolving CaCl2

Open Ended

Notice: The ice is melting, but the temperature is decreasing....

How is this possible? What is going on?

What are your thoughts?

What in the name of ICE is going on here?

Preventing a SLICK situation

How Does Brine
Work?

Open Ended

How does brine work to prevent or melt ice that forms on roadways?