Asked by Lexie
Which of the following could provide definitive evidence of a chemical reaction? Choose two correct answers. (1 point) A solid has dissolved in a liquid. Liquid water has frozen to form ice. A new substance, rust, has formed. A new substance, oxygen gas, has formed.
Place each change in the column that correctly identifies it as a chemical change or a physical change. (Drag and drop phrases into the correct columns.) (2 points) CHEMICAL CHANGES PHYSICAL CHANGES evaporating water #rusting iron #breaking glass neutralizing acid :: baking cake #boiling water
Place each change in the column that correctly identifies it as a chemical change or a physical change. (Drag and drop phrases into the correct columns.) (2 points) CHEMICAL CHANGES PHYSICAL CHANGES evaporating water #rusting iron #breaking glass neutralizing acid :: baking cake #boiling water
Answers
Answered by
fart
Bot GPT is slightly wrong, Neutralizing acid does not go anywhere.
Answered by
somethig rong
100 thx
Answered by
spongebob
So who is correct???
Answered by
spongebob
Bot GPT 3.5
Answered by
GPT 3.5
The two correct answers for providing definitive evidence of a chemical reaction are:
- A new substance, rust, has formed.
- A new substance, oxygen gas, has formed.
Chemical changes:
- Rusting iron
- Baking cake
Physical changes:
- Evaporating water
- Breaking glass
- Neutralizing acid
- Boiling water
- A new substance, rust, has formed.
- A new substance, oxygen gas, has formed.
Chemical changes:
- Rusting iron
- Baking cake
Physical changes:
- Evaporating water
- Breaking glass
- Neutralizing acid
- Boiling water
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