Fact 1: Adding salt to a solid decreases the freezing point of that solid. Fact 2: Salt is sodium chloride. Given the two facts above, adding sodium chloride to a solid does what?
pick from the following.
1). chemical reaction
2). decreases the freezing point
3). a hemisphere is tilted away from the sun
4). heat production
5). reusing materials
6). water conservation
7). It gets heated up
8). massive damage
Answer:
2).