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ASMO Science Olympiad 2017 — Level 3 (Years 7, 8 & 9) Question 12

ASMO Science · ASMO Science Olympiad 2017 — Level 3 (Years 7, 8 & 9)

Question 12

Cold pack is used to cover the forehead of kids when they have fever. What is the chemical used in cold pack?

Question illustration
  1. Ammonium nitrate
  2. Sodium hydroxide
  3. Calcium chloride
  4. Copper (II) sulphate