Whether itâs âchin up lassâ or âIâm proud of youâ, discover the family classic that says it best. Explore our recipes here.hether itâs âchin up lassâ or âIâm proud of youâ, discover the family classic that says it best. Explore our recipes here.
Hydrogen: Symbol: H: Atomic Number: 1: Atomic Mass: 1.00794 atomic mass units: Number of Protons: 1: Number of Neutrons: 0: Number of Electrons: 1: Melting Point-259.14Â° C: Boiling Point-252.87Â° C: Density.08988 grams per cubic centimeter: Normal Phase: Gas: Family: Nonmetal: Period: 1: Cost: $1.00 per gram
6) Iodine is 80% 127I, 17% 126I, and 3% 128I. Calculate the average atomic mass of iodine. 7) Calculate the average atomic mass of gold with the 50% being gold-197 and 50% being gold-198. 8) Hydrogen is 99% 1H, 0.8% 2H, and 0.2% 3H. Calculate its average atomic mass.