Answer:
1.67 gradius Celcius
Explanation:
Please see the step-by-step solution in the picture attached below.
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I think that different liquids have different freezing points because every liquid consists of different atoms and different things that make up the atom causing them to have different freezing points.
The last set which is n=4 l=3 m=3 is a valid set
I think that the answer is 0.49