Assignment task: Questions listed below to meet the criteria of Level 3 from Costa's Level of Thinking.
Problem 1: What is the mass of matter if the law of conservation of mass holds true?
Problem 2: What is the goal for balancing chemical equations?
Problem 3: We don't need a specific mass ratio for water to form, but what is it?
Problem 4: How can 1 molecule be 6.022 x 1023 atoms?
Problem 5: What is the molecular formula for sugar?