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Nitrogen (n) has an atomic number of 7 and an atomic mass of 14. which of the following correctly shows the electron arrangement for nitrogen?
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If many scientists conduct the same or similar experiments, and all obtain similar results, a can be written, which is a generally agreed-upon statement that explains and predicts how a natural phenomenon works.
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Name atleast 3 type of energy associated with the microwave
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Which of the following describes qualitative data? a) recording the temperature of a solid as it is warmed. b) noting the color of a solution as it is heated. c) measuring the volume of an object by water displacement. d) taking the mass of an object using a balance.
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Chemistry, 23.06.2019 19:00
1. give an example of a possible hypothesis involving food. 2. what is a simple experiment that you could conduct to test your hypothesis?
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Nitrogen (n) has an atomic number of 7 and an atomic mass of 14. which of the following correctly sh...
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