Magnesium Chloride Is Often Used to Melt Ice on Sidewalks $\degree$

question 71

Multiple Choice

Magnesium chloride is often used to melt ice on sidewalks.Considering that the solubility of magnesium chloride 95.21 (g/mol) in water is 54.3 g per 100.0 g of water, what is the lowest temperature that you would expect to be able to melt ice with magnesium chloride? Assume ideal behavior.(K_f (water) =1.86 $\degree$ C/m)

• A)(-41.0 \(\degree\)C)
• B)(-31.8 \(\degree\)C)
• C)(-10.6 \(\degree\)C)
• D)(-25.0 \(\degree\)C)
• E)(-29.2 \(\degree\)C)

---

Definitions:

School Violence

Any form of violent behavior occurring within educational institutions.

Teenage Violence

Refers to aggressive and violent behaviors exhibited by individuals in their teenage years, which can include physical fights, bullying, and other forms of aggression.

Influential Effect

The impact or power of something to sway or alter the outcome, opinions, or behavior of someone or something else.

CBS/New York Times Poll

An opinion poll or survey jointly conducted by CBS News and The New York Times, aimed at gauging public opinion on various issues.