Find the expected freezing point of a water solution that contains 268 g of aluminum nitrate, Al(NO3)3, in 8.50 kg of water. CRITICAL THINKING 4
Chemistry 116 Notes: Gaseous State (Ch. 5) Bangbo Yan 4/19/2016 Gas forming reaction; Sodium metal water reaction Substance that exist as gas Gas: substance that normally exists in a gaseous state at atmospheric conditions. • Normal atmospheric conditions: 25 degrees Celsius, and 1 atm (atmospheric pressure) EXAMPLES: H 2 Diatomic molecules… H 2:molecular hydrogen N 2 molecular nitrogen O : molecular oxygen 2 O 3 ozone F2: molecular fluorine Cl2: molecular chlorine Monatomic molecules… He: helium Ne: neon Ar: argon Kr: krypton Xe: xenon Rn: radon