Iron has a mass of 7. 87 g per cubic centimeter of volume, and the mass of an iron atom is 9. 27 × 10-26 kg. If you simplify and treat each atom as a cube, (a) what is the average volume required for each iron atom and (b) what is the distance between the centers of adjacent atoms?.

The recommended daily calcium intake for a 20-year-old is 1,000 milligrams (mg). one cup of milk contains 299 mg of calcium and one cup of juice contains 261 mg of calcium. which of the following inequalities represents the possible number of cups of milk m and cups of juice j a 20-year-old could drink in a day to meet or exceed the recommended daily calcium intake from these drinks alone?

Which of the following best describes the difference between “autobiography” and “memoir”? a. autobiography is written about the author's own interpretation of events; memoir is a written interpretation of events. b. memoir covers a particular time in the writer’s life or recounts life events around one or two themes; autobiography covers the entire story of the author's life and has multiple themes. c. autobiography covers the entire story of the writer's life and has multiple themes; memoir is a shorter written work with one theme. d. autobiography covers entire story of the writer's life and has multiple themes; memoir is the writer’s random memories about past experiences.

Auser wants to add a thick, dark green border around a chart in powerpoint. the user can do this in chart tools by choosing what