Multiple choice general knowledge math & puzzles Pure water freezes at what temperature? 47 F 32 F 0 F 19 F Reveal answer Fill a bubble to check yourself B Correct answer Explanation On the Fahrenheit scale, the freezing point of pure water at standard atmospheric pressure is exactly 32 °F. 0 °F is the freezing point of a specific brine solution, and 47 °F and 19 °F are unrelated temperatures.