Asked by valentine
1. Which observation most likely indicates that only a chemical change has taken place?(1 point)
Responses
States of matter changes.
States of matter changes.
The change cannot be reversed.
The change cannot be reversed.
A reaction occurs.
A reaction occurs.
The shape changes.
2. Which observation most likely indicates that only a chemical change has taken place?(1 point)
Responses
States of matter changes.
States of matter changes.
The change cannot be reversed.
The change cannot be reversed.
A reaction occurs.
A reaction occurs.
The shape changes.
3. Which observation most likely indicates that only a chemical change has taken place?(1 point)
Responses
States of matter changes.
States of matter changes.
The change cannot be reversed.
The change cannot be reversed.
A reaction occurs.
A reaction occurs.
The shape changes.
4. Which observation most likely indicates that only a chemical change has taken place?(1 point)
Responses
States of matter changes.
States of matter changes.
The change cannot be reversed.
The change cannot be reversed.
A reaction occurs.
A reaction occurs.
The shape changes.
Responses
States of matter changes.
States of matter changes.
The change cannot be reversed.
The change cannot be reversed.
A reaction occurs.
A reaction occurs.
The shape changes.
2. Which observation most likely indicates that only a chemical change has taken place?(1 point)
Responses
States of matter changes.
States of matter changes.
The change cannot be reversed.
The change cannot be reversed.
A reaction occurs.
A reaction occurs.
The shape changes.
3. Which observation most likely indicates that only a chemical change has taken place?(1 point)
Responses
States of matter changes.
States of matter changes.
The change cannot be reversed.
The change cannot be reversed.
A reaction occurs.
A reaction occurs.
The shape changes.
4. Which observation most likely indicates that only a chemical change has taken place?(1 point)
Responses
States of matter changes.
States of matter changes.
The change cannot be reversed.
The change cannot be reversed.
A reaction occurs.
A reaction occurs.
The shape changes.
Answers
Answered by
valentine
Which observation most likely indicates that only a chemical change has taken place?(1 point)
Responses
States of matter changes.
States of matter changes.
The change cannot be reversed.
The change cannot be reversed.
A reaction occurs.
A reaction occurs.
The shape changes.
Responses
States of matter changes.
States of matter changes.
The change cannot be reversed.
The change cannot be reversed.
A reaction occurs.
A reaction occurs.
The shape changes.
Answered by
valentine
1 and 4
2 and 3
1 and 2
or 2 and 4.
2 and 3
1 and 2
or 2 and 4.
Answered by
PLEASE HELP MEEE!!
Why is it a physical change to freeze water?(1 point)
Responses
Heat is released during the process.
Heat is released during the process.
Only a phase change occurs.
Only a phase change occurs.
A temperature change occurs.
A temperature change occurs.
The new and original substances are different.
Responses
Heat is released during the process.
Heat is released during the process.
Only a phase change occurs.
Only a phase change occurs.
A temperature change occurs.
A temperature change occurs.
The new and original substances are different.
Answer
Only a phase change occurs
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