reading off the book off of bookshelf the book fell to the ground the gravitational potential energy stored between the book and the Earth full length as the book fell towards the ground ​

When determining the shape of a molecule, it is important to draw a lewis dot structure first in order to see the total number a. electrons within the moleculeb. bonding and unshared pairs around central atomc. unshared pair within the molecule( i really need it )

How can you use chemical equations to predict the products of the reaction you can carry out?

Chemistry worksheet - i am not sure what they are asking for exactly?