Hilary put some ice cubes in a glass of water, and the ice cubes melted. What is the best evidence she can use to show

that the melting of the ice is a purely physical change and not a chemical change?'

A. Even though the ice and the liquid water look different, they can be shown to be made of the same molecules.

B. When liquid water is put into the freezer and cooled long enough, it will change into a solid form. X

C. She did not need to add any extra heat in order to get the ice to melt in the glass of water.

D. Although ice is more difficult to see through than liquid water, it does not change color when it melts

Question

Valentina Jacobs

Biology

24 September, 20:34

Hilary put some ice cubes in a glass of water, and the ice cubes melted. What is the best evidence she can use to show

that the melting of the ice is a purely physical change and not a chemical change?'

A. Even though the ice and the liquid water look different, they can be shown to be made of the same molecules.

B. When liquid water is put into the freezer and cooled long enough, it will change into a solid form. X

C. She did not need to add any extra heat in order to get the ice to melt in the glass of water.

D. Although ice is more difficult to see through than liquid water, it does not change color when it melts

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Answers (1)

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Hamza Branch · Answer 1

Hilary put some ice cubes in a glass of water, and the ice cubes melted. What is the best evidence she can use to show that the melting of the ice is a purely physical change and not a chemical change?

When liquid water is put into the freezer and cooled long enough, it will change into a solid form.