How many protons, neutrons, and electrons does a neutral atom of this element have? (round atomic mass to nearest whole number)
protons: 13 neutrons: 13 electrons: 13
protons: 27 neutrons: 13 electrons: 14
protons: 14 neutrons: 27 electrons: 13
protons: 13 neutrons: 14 electrons: 13
Answers: 2
Physics, 21.06.2019 20:30
3. on your graph, the data points between the black squares are data for elements with atomic numbers 3 through 9. locate these elements on your periodic table. what term or description would you use to identify these elements with respect to the periodic table?
Answers: 2
Physics, 22.06.2019 00:00
What should the power status of a circuit be when measuring resistance with an ohmmeter?
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Physics, 22.06.2019 00:30
Which of the following elements is in the same period as phosphorus? a. carbon c. nitrogen b. magnesium d. oxygen select the best answer from the choices provided a b c d
Answers: 1
How many protons, neutrons, and electrons does a neutral atom of this element have? (round atomic m...
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