A group of students combined different substances together during several experiments. Their observations are recorded on the chart below.
1. A blue liquid and a yellow liquid were mixed and it turned green
2. A solid substance dissolved in a clear liquid
3. Two room temperature liquids were mixed and the temperature increased
4. Two different liquids were mixed and began to separate and layer in a beaker
In which experiment did a chemical reaction likely occur?
1
2
3
4?
Answers: 3
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A group of students combined different substances together during several experiments. Their observa...
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