It is well known that the element magnesium has three naturally occurring isotopes. mg-24 represents 79.0% of all magnesium atoms, mg-25 accounts for 10.0%, and mg-26 is the remaining 11.0%. if you have 234. atoms of magnesium, how many should be mg-24?

According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided