How many moles of oxygen gas occupy 67.2 L of volume at STP?
A 0.333
B 3.00
C 1.00

I would say b hope this helps

Explanation:

have a good day btw i had this question before:D

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?