⦁Match the following terms: ⦁Mass number
⦁Isotopes
⦁Nitrogen
⦁Atomic number

⦁The number of protons in the nucleus of an atom.
⦁The number of protons and neutrons in the nucleus of an atom.
⦁The name of the element with atomic number 7.
⦁Atoms with the same number of protons, but different number of neutrons.

On a cold day, when the air temperature is 0°c, you empty your lungs and take a deep breath, filling your lungs with 4.2 l of air. if you hold your breath until the temperature of the air in your lungs reaches 37°c, what is the volume of the air in your lungs at that point, assuming the pressure does not change?

Find the momentum for a 2.6-kg brick parachuting straight downward at a constant speed of 8.4 m/s .

Which of the following statements is true about women and minorities in early psychology? a. in the early 20th century, numerous graduate schools recruited women and minorities to study psychology. b. opportunities in higher education were limited for women and minorities in the early 20th century due to discrimination. c. despite some obstacles, there were numerous employment opportunities for women and minorities. d. women and minorities were often selected to do academic research in an effort to make the field more diverse.