I Review | Constants Estimate the number of air molecules in a room of length 7.2 m , width 3.2 m , and height 2.6 m . Assume the temperature is 23 C'C. Express your answer using two significant figures. Muest Answer V PartB How many moles does that correspond to? Express your answer to two significant figures and include the appropriate units. V Part A A cubic box of volume 4.9x10-2 m3 is filled with air at atmospheric pressure at 20 . C. The box is closed and heated to 182 C. What is the net force on each side of the box? Express your answer to two significant figures and include the appropriate units. HA ? F = Value Units Submit Request Answer Provide Feedback