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When she placed her hand on the side of the container, it felt really cold, but it didn't feel that way before. The temperature had dropped by about 30 degrees Celsius. The substance was now grey and crystallin
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When she placed her hand on the side of the container, it felt really cold, but it didn't feel that way before. The temperature had dropped by about 30 degrees Celsius. The substance was now grey and crystallin in structure.

Was this a chemical reaction?
Answer the question (in a complete sentence) Provide evidence to support your claim and describe (reasoning/justify) how the evidence supports the claim.

User Kristkun
by
8.3k points

2 Answers

7 votes

Answer:

this is a physical reaction

Step-by-step explanation:

User Knrz
by
8.7k points
4 votes

Answer:

this is a physical reaction

Step-by-step explanation:

User Geethu Jose
by
8.7k points
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