Chemistry

Arsenic

[Ar]4s23d104p3

The carbon is in the middle;

this is a tetrahedral shape,

and there are zero lone pairs.

1s2 2s2 2p1 is the electron configuration for boron, and it has a total of 5 electron. Just fill the orbital up with the elements total number of electrons until no more are left, then u have your electron configuration

Andrew Johnson

There are 2 valence electrons in an atom of magnesium. There are 5 valence electrons that are in an atom of phosphorus. There are 4 valence electrons that are in a silicon atom.

The muslims and crusaders fought against each other in the middle ages during the crusades.

Exodusters

Fredericksburg and Chancellorsville -APEX

Second Bull Run (Manassas)

Chickamauga

Andrew Johnson

South Carolina was voting to secede at the same time that Crittenden was pushing a compromise to settle the slavery question.

why were freedmen eager to attend the schools created by the freedmens bureau during reconstruction

The trend for first ionization energy

Isk

Seven letters followed a strict code of honor

this is wrong that they dont have the answer