everyday science MCQ #5559

The temperature of liquid nitrogen is:

everyday science MCQ #5559

  1. Question 1

    Q1. The temperature of liquid nitrogen is:

    • A) -32°C
    • B) -80°C
    • C) -100°C
    • D) -196°C

    Answer: -196°C

    Explanation: Liquid nitrogen boils at −196°C (77 K) at atmospheric pressure, making it useful as a cryogenic coolant in medical, scientific, and industrial applications.