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Question

Choose the correct statements regarding absolute zero temperature.

A
Water freezes
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B
273.15C
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C
Molecular motion ceases
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D
0 K
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Solution

The correct options are
B 273.15C
C Molecular motion ceases
D 0 K
The absolute zero is defined as 0 K on the Kelvin scale. It is the temperature at which molecular motion ceases. Hence, matter ceases to exist. Using temperature scale conversions,
C=K273.15
C=273.15
Hence, 0 K=273.15C

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