Chemistry, 01.12.2020 18:20, maribelsalgado3
Lana is testing her hypothesis that marigolds grow faster in red light than in yellow light. If the plants in yellow light grow faster during her experiment what should Lana do next? A. Assume that she made a mistake during the experiment B. Report that her hypothesis was useless C. Conclude that the experiment did not work D. Repeat the experiment to confirm the result
Answers: 1
Chemistry, 21.06.2019 14:30, mere33
Janel’s class studied properties of matter and how matter can change. janel decided she would do an experiment mixing baking soda and vinegar. question: describe the properties of baking soda and vinegar, and explain the changes that janel should see when she mixes the two types of matter. •first, identify the physical state of matter of baking soda. describe another property of baking soda. •next, identify the physical state of matter of vinegar. describe another property of vinegar. •then, explain what janel should see when she mixes the baking soda and vinegar. •describe the states of matter of the new materials that are formed. •explain how janel can be certain a change has occurred. me
Answers: 3
Chemistry, 21.06.2019 17:40, hannah2718
Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z
Answers: 1
Chemistry, 21.06.2019 21:30, KnMcdonaldk93906
Which substances have the lowest melting points: ionic covalent, or metallic
Answers: 1
Lana is testing her hypothesis that marigolds grow faster in red light than in yellow light. If the...
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