*5. What is the mass number of a magnesium atom, Mg that has 12 neutrons? A. 12
B. 13
C. 26
D. 24

Which of the following represents an upside-down image?

The material that keeps its new shape after it is stretched is called?

Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.