Determine the pH for the following acids and bases: a) 1.0 x10-6 M HCI

b) 5.0x 10-5 M HNO3

c) 1 x 10-3 M NaOH

d) 3.0x 10-2 M KOH

What type of electromagnetic radiation has a shorter wavelength than blue light

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm

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