Kanta Jha
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Poll

The boiling points of diethyl ether, acetone and n-butyl alcohol are 35 °C, 56 °C and 118 °C respectively. Which one of the following correctly represents their boiling points in kelvin scale? (a) 306 K, 329 K, 391 K (b) 308 K, 329 K, 392 K (c) 308 K, 329 Κ, 391 Κ (d) 329 K, 392 Κ, 308 K

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Poll Results

0%(a) 306 K, 329 K, 391 K
0%(b) 308 K, 329 K, 392 K
100%(c) 308 K, 329 Κ, 391 Κ ( 5 voters )
0%(d) 329 K, 392 Κ, 308 K
Based On 5 Votes

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(c) We can check by adding 273 to the celcius temperature.

https://www.tiwariacademy.com/ncert-solutions-class-9-science-curiosity-chapter-1/

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1 Answer

  1. (c) 308 K, 329 K, 391 K.
    To convert Celsius to Kelvin:
    K = °C + 273
    Diethyl ether: 35°C + 273 = 308 K
    Acetone: 56°C + 273 = 329 K
    n-Butyl alcohol: 118°C + 273 = 391 K

    https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-1/

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