Question

answer these questions​

Answer 1

Answer:

Explanation:

61. answer is (2)  nylon 2-nylon 6

Answer 2

Answer:

61,

m not sure of it

67,option 3

• for reactants we use negative sign
• we write in fraction for the no of moles of element ,ex from above q N2 is given,so we take -1/1
• for product ,d/dt will be positive
• Because with the change in time,concentration of reactant decreases whereas products increase