SkillCert

{{globals.currentUser.fullname}} Login/Create Account

{{tab.title}} {{tab.title}}
Contact
Logout

❌

Create account

Login

Forgot password

{{msg}}

Test title

Submit

Previous | Next

Nylon is prepared from

A: Adipic acid and hexametheylene diamine

B: Ethylene glycol and nitric acid

C: Hexamethylene diamine and phthalic acid

D: Ethylene glycol and adipic acid