Chemistry, 30.11.2020 22:00 haylee8530
For a science project, Janet performs four experiments that are supposed to show a chemical reaction. She displays her results in a table. A 4-column table with 4 rows. The first column titled experiment has entries 1, 2, 3, 4. The second column titled substances has entries water + heat, vinegar + baking soda, cabbage juice + lemon juice, liquid A + liquid B. The third column titled evidence of reaction has entries gas formation, gas formation, color change, precipitate formation. The fourth column titled Chemical Reaction ? has entries yes, yes, yes, yes. In the column titled "Chemical reaction?,” which experiment’s data should be changed to "No”? Experiment 1 Experiment 2 Experiment 3 Experiment 4
Answers: 2
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Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull
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For a science project, Janet performs four experiments that are supposed to show a chemical reaction...
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