N2+3H2-> 2NH3 What is the mole ratio between Nitrogen (N2) and Ammonia (NH3) in the above reaction A. 1 moles NH3/ 2 moles N2
B. 2 moles N2/ 3 moles NH3
C. 2 moles NH3/ 1 moles N2
D. 1 moles N2/ 3 moles NH3

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.

In one or two grammatically correct sentences, write a definition for the term molecule geometry

If an atom has 12 protons and 13 neutrons