How many moles of caffeine are in 130 mg of caffeine coffee?

When the water vapor cools it condenses select a number that represents his process on the

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

Which statement characterizes synthetic polymers? a. they come from animals and plants. b. they are found in nature. c. they are made in a lab. d. they are components of starch.