4.How many atoms of silver are in 100 grams of silver?

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 )

50 pts plz what is the physical state of matter of baking soda.

What is the molar mass of ca(cio4)2