Need help with C and D.

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?

Mitosis is a type of cell division that produces cells that are identical to the parent cell. meiosis is a different type of cell division that produces cells that carry have a genetic material of the parent cell. based on the information provided how do the purpose of mitosis and meiosis differ

According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons