#Question id: 15647
#SCPH05 I Biotechnology
A liquid stream is cooled from 80°C to 30°C in a double pipe heat exchanger as illustrated below:
Fluid flowing counter currently with this stream is heated from 15°C to 30°C. Calculate the log mean temperature difference.
#Question id: 19692
#SCPH01 Biochemistry
#Question id: 384
#SCPH05 I Biotechnology
A solution was prepared by dissolving 0.02 moles of acetic acid (HOAc; pKa = 4.8) in water to give 1 liter of solution. What is the pH? To this solution was then added 0.008 moles of concentrated sodium hydroxide (NaOH). What is the new pH? (In this problem, you may ignore changes in volume due to the addition of NaOH).
#Question id: 11060
#I Life Science/ Life Sciences Group – I-V
A healthy, 25-year-old medical student participates in a 10-km charity run for the American Heart Association. Which of the following muscles does the student use (contract) during expiration?
#Question id: 11101
#I Life Science/ Life Sciences Group – I-V
The rate at which new air is brought into the alveoli and other respiratory pathways is called the