Interpret the following equation for a chemical reaction using the coefficients given:

C₂H₄(g) + Br₂(g) CH₂BrCH₂Br(g)


On the particulate level:

___?___of C₂H₄(g) reacts with___?___ of Br₂(g) to form___?___ of CH₂BrCH₂Br(g).

On the molar level:

___?___of C₂H₄(g) reacts with___?___ of Br₂(g) to form___?___ of CH₂BrCH₂Br(g).