After they are combined the
![Chemistry](/tpl/images/cats/himiya.png)
Chemistry, 30.10.2020 22:30, sainijasdeep27
Two substances each have a
temperature of 23 degrees Celsius.
After they are combined the
temperature rises to 27 degrees
Celsius. What evidence proves a
chemical reaction occurred?
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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Do you know the correct answer?
Two substances each have a
temperature of 23 degrees Celsius.
After they are combined the
After they are combined the
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