Calculate the binding energy per nucleon for a 157n nucleus. the mass of the neutral atom of 157n is 15.000109 u

Which of the following elements is in the same period as phosphorus? a. carbon c. nitrogen b. magnesium d. oxygen select the best answer from the choices provided a b c d

Write the correct abbreviation for each metric unit

World class speed skaters can skate a 3,000-m course in about 4 minutes.what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s