Which substance below would have particles with the SLOWEST average velocity at 300 K? A) Fluorine, F2
B) Chlorine, CI2
C) Methane, CH4
D) Xenon, Xe

What stress will shift the following equilibrium system to the left? n2(g) + 3h2(g) ⇌ 2nh3(g) adding more n2(g) adding more nh3(g) increasing the pressure of the system reducing the volume of the container

What is the mass of 4 molecules of co2

Select the correct answer from each drop-down menu. to make a table of the elements, dmitri mendeleev sorted the elements according to their . he then split the list of elements into several columns so that elements beside each other had similar .