Chemistry 2 Grade 12 Quarter 4 Bronsted Lowry Theory The concept of acids and bases discuses the difference between the bronsted lowry acids and bronsted lowry base, what is amphoteric, the Conjugate Base and acid, strong and weak Acids or bases. This is to further expound your knowledge within the topic given. I hope this might help other students like me who are struggling to create a power point presentation. According to this bronsted lowry base are a substance whether molecule or ion that accept proton, while the Bronsted lowry acid are a substance whether molecule or ion that donates a proton.