The answer is D: Products combine to produce new reactants... Hope this helps! :)
Answer:12 mol
Explanation: both vessels are at the same temp and pressure (and the pressure is low and/or the temperature high).
6.7mol per 1.3L = 6.7/1.3 mol/L
so in 2.33L = 6.7*2.33/1.3 = 12 mol
15396 g
tell me if its correct
D. electro magnetic waves. it’s literally in the name