When 100 ml of an aqueous solution containing 1.0 g of caffeine is extracted with 10 ml of chloroform at room temperature, 0.5 g of caffeine is transferred to the chloroform layer. calculate the distribution coefficient of caffeine between chloroform and water at room temperature.

Francisco's credit card has an apr of 28.98%, calculated on the previous monthly balance. his credit card record for the last 7 months is shown in the table below francisco is trying to figure out what this all means. answer the following questions: what is the total amount that francisco has paid in interest over the 7 months? what is the total amount that francisco has made in payments over the 7 months? how much of francisco's payments have gone to paying down the principal on his account? what is francisco's new balance at the end of month 8? what will francisco be charged for interest for month 8?