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

Isk

Seven letters followed a strict code of honor

this is wrong that they dont have the answer