Suggest the identity of the gas in the bubbles

Agas has a volume of 0.7 l at 300 mmhg. what would be the new volume at 900 mmhg

Match term definition ellipse a) diagonal cross section of a cylinder circle b) diagonal cross section through the widest part of a sphere sphere c) cross section parallel to the base of a cone great circle d) shape created when a semi-circle is rotated around the y-axis triangle e) perpendicular cross section of a cone

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.