Calculation of Mass-Related Concentrations
(a) A solution is made by dissolving 13.5 g of glucose (C6H12O6) in 0.100 kg of water. What is the mass percentage of solute in this solution?
(b) A 2.5-g sample of groundwater was found to contain 5.4 pg of Zn2+. What is the concentration of Zn2+ in parts per million?
A commercial bleaching solution contains 3.62% by mass of sodium hypochlorite. NaOCI. What is the mass of NaOCI in a bottle containing 2.50 kg of bleaching solution?
th Jan 14 Notes Covalent: non-metals (sharing of electrons); organic Ionic: Metal & non-metal (transfer of electrons); inorganic, Positive- cation & Negative-anions Molecular Forces: 1. Dipole Dipole = polar 2. London dispersion= non-polar 3. Hydrogen bonding= N, O, I Organic chemistry->...