What type of intermolecular force tightly attracts the gecko's feet to the surface it walks on?
o covalent bonding
O hydrogen bonding
O ionic bonding
Van der Waals forces

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

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.