Mathematics, 25.03.2020 19:03 shayhiddinovxasan93
Which electron configuration represents the electrons in an atom of calcium in an excited state?
A. 2-8-8
B. 2-8-8-2
C. 2-7-8-1
D. 2-7-8-3
Answers: 1
Mathematics, 21.06.2019 16:00
While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)
Answers: 2
Mathematics, 21.06.2019 19:30
Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.
Answers: 1
Mathematics, 22.06.2019 01:30
Agrasshopper weighs 0.89 grams. express the grasshopper’s weight in scientific notation.
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Mathematics, 22.06.2019 03:00
The dimension of the rectangular pool shown below are 40 yards by 20 yards
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Which electron configuration represents the electrons in an atom of calcium in an excited state?
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