it takes a middle school student's body 5 hours to metabolize 1/2 of the caffeine in a shamrock shake. there are 320 mg of caffeine per shake. Erin wakes up on St Patty's Day and drinks 3 shamrock shakes at 7 a. m. By what time will Erin's body have metabolized the caffeine to 60 mg?

What effect does a decrease in temperature have on the overall rate of a chemical reaction? a decrease in temperature decreases . the reaction rate will

Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon

All of the following are homogeneous mixtures except a) sugar dissolved in water. b) orange juice. c) coffee with cream. d) household vinegar. e) apple juice