题目内容
Some people say that salt water never freezes. This isn’t true.Salt water does freeze. However, it takes a colder temperature to freeze waterthan it does to freeze fresh water. Salt water freezes at twenty - eightdegrees. Fresh water freezes at thirty-two degrees.The freezing temperature of salt and fresh water:
- A.differs by ten degrees.
- B.differs by eight degrees.
- C.differs by four degrees.
- D.is the same.
C
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