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Two students mix vinegar and baking soda. They observe bubbles forming, baking soda dissolving, and vinegar turning cloudy. They infer that a Chemical reaction has occurred. Which data support this inference?
Yes
No
Yes
True
No
color of vinegar changed
a new substance has formed; it would be hard to reverse
No
In a chemical reaction, bonds between atoms are broken, and atoms rearrange and form new bonds.
Yes
No
Yes
True
No
color of vinegar changed
a new substance has formed; it would be hard to reverse
No
How do you know when a chemical reaction has occurred?
Yes
No
Yes
True
No
color of vinegar changed
a new substance has formed; it would be hard to reverse
No
Chemical Reaction: Crushing a soda can
Yes
No
Yes
True
No
color of vinegar changed
a new substance has formed; it would be hard to reverse
No
Chemical Reaction: Burning Wood
Yes
No
Yes
True
No
color of vinegar changed
a new substance has formed; it would be hard to reverse
No
Chemical Reaction: Water boils
Yes
No
Yes
True
No
color of vinegar changed
a new substance has formed; it would be hard to reverse
No
Chemical Reaction: Ice Melts
Yes
No
Yes
True
No
color of vinegar changed
a new substance has formed; it would be hard to reverse
No
Chemical Reaction: Iron reacts with oxygen to form rust
Yes
No
Yes
True
No
color of vinegar changed
a new substance has formed; it would be hard to reverse
No
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