Measuring Rates and Enzymatic Catalysis — OCR GCSE Combined Science B J260
OCR GCSE Combined Science B · J260
Measuring Rates and Enzymatic Catalysis
What you need to know
Suggest appropriate practical methods for empirically determining the rate of a given reaction, such as utilizing gas syringes or water collection to measure evolved gas volume, or utilizing a balance to meticulously track mass changes over time.
Suggest methods for tracking reaction rates by dynamically measuring specific physical factors, such as observing an ongoing color change or timing the formation of an opaque precipitate.
Interpret and critically analyze data presented visually in rate of reaction graphs.
Apply appropriate arithmetic computation and mathematical ratio calculations when determining, comparing, and analyzing chemical reaction rates.
Draw and correctly interpret appropriate graphical representations derived from experimental data to accurately deduce the rate of a chemical reaction.
Calculate the geometric gradient of a graph to precisely measure the rate of change and subsequently determine the reaction rate.
Utilize mathematical concepts of proportionality when directly comparing the various environmental and physical factors that influence the rate of a reaction.
Describe the crucial biological and commercial function of enzymes acting as catalysts in natural biological systems and various large-scale industrial processes.
