Chemistry, 11.07.2019 22:10, cogger9348
Consider the unit cell of aluminum with aluminum ion on every corner and every face-centered site of the cube.
question
1. using the value of ionic radius of aluminum ion r=0.143 nm, the length of each edge of the unit cell can be calculated as what nm?
2.using atomic weight value of aluminum 27.0, the density of aluminum can be calculated as what g/cm^3
Answers: 1
Chemistry, 22.06.2019 08:00, PrincessKeliah5538
Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 1
Chemistry, 22.06.2019 08:30, mosthatedpicky1
What are the first three quantum numbers for the electrons located in subshell 2s?
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Chemistry, 22.06.2019 15:50, Edwardwall
Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?
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Consider the unit cell of aluminum with aluminum ion on every corner and every face-centered site of...
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