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Jul 30, 2015

Learn how to use the PASCO Wireless Spectrometer and free Spectrometry software to analyze the kinetics of the reaction of sodium hydroxide and crystal violet.


Jul 1, 2015

Learn how the Colorimeter and Spectrometer can be used to analyze the absorbance of light by pigments extracted from various leaves. We compare green spinach and purple plum leaves and discuss the relationship between absorbance and photosynthesis.