Answer:
When added to ice, salt first dissolves in the film of liquid water that is always present on the surface, and lowering its freezing point below the ices temperature. Ice in contact with salty water therefore melts, creating more liquid water, which dissolves more salt, thereby causing more ice to melt, and so on.
False i believe it's china
Answer:
27
Explanation:
Mark obtained for each correct answers = +6
Total correct answers given = 7
Marks obtained for all correct answers = 6×7 = 42
Marks obtained for each incorrect answers = -5
Total incorrect answers given = 3
Marks obtained for all incorrect answers = 3×(-5) = -15
Total marks obtained = Marks scored for all correct answers - Marks scored for all incorrect answers = 42 - 15 = 27