Question

9. What is the balanced formula equation for the reaction shown in the figure?

a. H2 + Br2 ---> 2HBr
b. 2H + 2Br ---> 2HBr
c. H2 + B2r ---> H2Br2
d. H2 + Br2 ---> HBr + HBr
10. Identify the product(s) in the chemical equation H2 + Br2 ---> HBr
a. hydrogen only
b. both hydrogen and bromine
c. hydrogen and bromine only
d. both bromine and hydrogen bromide​

Answer 1

Molecules that have longer arrow are moving faster . Which statement describes what is happening in the system ?