how many molecules of carbon dioxide are produced when 67.9g of dicarbon hexahydride are reacting? SHOW ALL WORK PLEASE

Which statement accurately describes the relationship between air pressure, air density, or altitude? as altitude increases, pressure increases.as altitude increases, air density increases.air pressure and density are lowest at sea level.denser air exerts more pressure than less dense air.

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

What type(s) of intermolecular forces are expected between ch3ch2cooh molecules? dipole forces, induced dipole forces, hydrogen bonding