3) the atomic number of magnesium is 12. this means that its nucleus must contain a) 6 protons and 6 neutrons. b) 6 neutrons and 6 electrons. \c) 12 neutrons and no protons. d) 12 protons and no electrons.

This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?

What is the role of lenses in microscopy?

Panel bc in fig. p2.76 is semi-circular, with the 3 meter radius and horizontal straight edge through point b. compute (a) the hydrostatic force of the water on the panel, (b) its center of pressure, and (c) the moment of this force about point b. assume atmospheric pressure on the dry side of the panel