How many moles are present in 63.80L of oxygen gas, O2?

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

Find the number of moles of argon in 364g of argon.

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.