1. Propane, C3H8 undergoes combustion to form two products (review chapter 7 if needed). a) How many moles of propane reacts with 1.56 mol of oxygen? b) How many moles of water are produced from part a?

What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays

What is the relationship between particles in matter

An unknown substance is a white solid at room temperature and has a melting point of 78 °c. which of the following substances is most likely to be the identity of the unknown sample? a. naphthalene, a molecular solid with the formula c10h8 b. silica, a network solid held together by covalent bonds with the formula sio2 c. calcium chloride, an ionic compound with the formula cacl2 d. water, an molecular compound with the formula h2o