if 11.74 liters of gas at STP are pumped into a basketball, how many moles of gas are in the basketball? assume the basketball was completely empty prior to filling it with gas

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this