subject
Chemistry, 11.09.2019 02:30 landanwithers

In this experiment, 0.070 g of caffeine is dissolved in 4.0ml of water. the caffeine is extracted from the aqueous solution three times with 2.0-ml portions of methylene chloride. calculate the total amount of caffeine that can be extracted into the three portions of methylene chloride (see technique12, section12.2). caffeine has a distribution coefcient of 4.6, between methylene chloride and water.

ansver
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 21.06.2019 23:20, anggar20
Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night.  when he took it out, its new volume was 322 milliliters, but its pressure was the same.  if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is  kelvins.
Answers: 2
image
Chemistry, 22.06.2019 03:30, liliaboop9325
How many neutrons does a atom of cobalt have?
Answers: 2
image
Chemistry, 22.06.2019 13:30, Bvrz6198
An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a. the mitochondria b. the nucleus c. the vacuoles d. the endoplasmic reticulum
Answers: 1
image
Chemistry, 22.06.2019 19:30, gracieisweird12
Use the periodic table to find the molar mass of each element. molar mass h = g/mol molar mass s = g/mol molar mass o = g/mol
Answers: 3
You know the right answer?
In this experiment, 0.070 g of caffeine is dissolved in 4.0ml of water. the caffeine is extracted fr...

Questions in other subjects: