What is the number of electrons an atom would gain or lose when forming ionic bonds?

How much energy is made when a pice of wood burns. how do you know

Can anyone answer these questions? ? i need it before 1: 00pm today

Question 1 (true/false worth 4 points) (03.06 lc) an induced dipole occurs when a molecule's moving electrons are briefly more concentrated in one place than another, causing the molecule to become temporarily polarized. true false