Calculate the mass of sodium bicarbonate produced bu complete decompostion of 16.8h of nahco3

Drive down any three characteristic of modern periodic table

Based on the data in the map where would you expect vegitation on earth to be more dense

Which sentence best explains the high melting point, boiling point, and surface tension of water? a. the hydrogen atom on each water molecule is strongly attracted to the hydrogen atoms on nearby molecules. b. ions dissolved in the water cause nearby molecules to become temporarily polar. c. the water molecules are connected to each other with covalent bonds. d. water molecules that have lost electrons attract the water molecules that have gained electrons. e. the negative side of each water molecule is attracted to the positive sides of nearby molecules.