Students will analyze the chemical equation for the reaction and ... Stir until the solution is clear. Pour 50 mL of water in another clear plastic cup and add 5 g (about 1 teaspoon) of sodium ...

Students will be able to explain, on the molecular level, that pH is a measure of the concentration of the H 3 O + ions in water ... ⅓ into the sodium carbonate cup. Leave ⅓ in the indicator cup. A ...