Module 6: Acid/Base Reactions
8 dot points across 3 inquiry questions. Click any dot point for a focused answer with worked past exam questions where available.
Inquiry Question 3: It is all about hydrogen ions
A focused answer to the HSC Chemistry Module 6 dot point on buffer applications. Buffer action revisited, the Henderson-Hasselbalch equation, the bicarbonate buffer in blood (HCO3/H2CO3), respiratory and renal compensation, and worked HSC past exam questions.
A focused answer to the HSC Chemistry Module 6 dot point on conjugate acid-base pair strength. The inverse relationship between conjugate strengths, the Ka times Kb equals Kw identity, salt hydrolysis predictions, and worked HSC past exam questions.
A focused answer to the HSC Chemistry Module 6 dot point on dilution. Concentration units (mol/L, percent w/v, ppm), the dilution equation c1v1 = c2v2, how pH changes on dilution for strong and weak acids, and worked HSC past exam questions.
A focused answer to the HSC Chemistry Module 6 dot point on strength vs concentration. The degree of ionisation, Ka and Kb values, conductivity comparison, pH at equal concentration, and worked HSC past exam questions.
A focused answer to the HSC Chemistry Module 6 dot point on titration curves. The four curve shapes, equivalence point vs end point, pH at equivalence for each combination, indicator selection rules with pKa matching, and worked HSC past exam questions.
Inquiry Question 2: What happens when acids react?
Inquiry Question 1: What is an acid and a base?
A focused answer to the HSC Chemistry Module 6 dot point on the properties of acids and bases. Observed properties, indicator colours, the Arrhenius model, limitations of Arrhenius, and the historical development that led to Bronsted-Lowry.
A focused answer to the HSC Chemistry Module 6 dot point on acid reactions. The four reaction types, balanced molecular, full ionic and net ionic equations, the activity series, gas tests, and worked HSC past exam questions.