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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asked May 10, 2022 4.6k views

23 votes

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.

Chemistry
high-school

Kristkun asked

by Kristkun

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2 Answers

7 votes

Answer:

this is a physical reaction

Step-by-step explanation:

Knrz answered May 12, 2022

by Knrz

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4 votes

Answer:

this is a physical reaction

Step-by-step explanation:

Geethu Jose answered May 15, 2022

by Geethu Jose

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