Measuring Concentration of Glucose Using a Calibration Curve (AQA A-Level Biology): Flashcards
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Practise the cards
10 cards from this deck
Ion in Benedict's reagent
Ion in Benedict's reagent
ions
Benedict's test colour change
Benedict's test colour change
Blue to brick red
Product of Benedict's test with glucose
Product of Benedict's test with glucose
Insoluble copper(I) oxide
Instrument measuring absorbance
Instrument measuring absorbance
Colorimeter
Y-axis on calibration curve
Y-axis on calibration curve
Absorbance
X-axis on calibration curve
X-axis on calibration curve
Glucose concentration
Heating temp & time for Benedict's test
Heating temp & time for Benedict's test
for 4 minutes
Filter colour in colorimeter
Filter colour in colorimeter
Red filter
Normal blood glucose range
Normal blood glucose range
mmol dm
Absorbance vs glucose conc. relationship
Absorbance vs glucose conc. relationship
Directly proportional