Write out the electron configuration for the ground state of the phosphorus atom, for which Z = 15
What will be an ideal response?
1s2, 2s2 2p6, 3s2 3p3
Physics & Space Science
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When an earthquake occurs, the point of initial energy release is called the earthquake's ______________
a. epicenter b. fault line c. focus d. none of the above
Physics & Space Science
A 1056-hertz tuning fork is sounded at the same time a piano note is struck. You hear three beats per second. What is the frequency of the piano string?
A) 1056 hertz B) 1059 hertz C) 1053 hertz D) 3168 hertz E) need more information
Physics & Space Science
What unusual discovery was made about the Murchison Meteorite?
A) It is from Mars. B) It contains iron. C) It contains living cells. D) It contains amino acids. E) It is the largest known meteorite.
Physics & Space Science
The proton is slightly more massive than the neutron
Indicate whether the statement is true or false
Physics & Space Science