If a the flow of n2o to a patient is 1.5 l/min and the flow of o2 is 0.5l/min what is the percentage of oxygen that the patient is receiving A 75.0%
B 1.50%
C 25.0%
D 19.56

According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc

What is the most important factor in determining climates.

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