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- What is the actual or real-life application of precipitation gravimetric analysis? Include the specific methodology.A chemist obtained the following data for the percent compound Z in triplicates (n=3) of an insecticide preparation: 7.47, 6.98, and 7.27. Calculate the 90% confidence limit for the mean of the data assuming that only information about the precision of the method is the precision for the three data points. 7.24 ± 0.74% 7.24 ± 0.13% 7.24 ± 0.42% 7.24 ± 0.27%FT-IR technique can be utilized for the analysis of unknown analytes by matching it with__________. Both choices are correct Commercial library/database Reference standard
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