Which is a characteristic of all ions? O They are made of one type of atom.
O They have one overall charge.
O They are made of two or more types of atoms
OThey have two or more overall charges

Based on the position vs. time graph which velocity vs. time graph would correspond to the data

What does the cell nucleus do or, how does it function?

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