Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Difference between Natural rubber and Vulcanized Rubber
Vulcanized rubber
(1) it is soft and sticky
Vulcanized rubber is hard and non-sticky.
(2) Natural rubber has low tensile strength.
Vulcanized Rubber has high tensile strength.
(3) Natural rubber has low elasticity.
Vulcanized Rubber has high elasticity.
(4) Natural rubber can be used over a narrow range of temperature (from 10° to 60°C).
Vulcanized Rubber can be used over a wide range of temperature (-40° to 100°C).
(5) Natural rubber has low wear and tear resistance.
Vulcanized Rubber has high tear and wear resistance.
(6) Natural rubber is soluble in solvents like ether, carbon, tetrachloride, petrol, etc.
Vulcanized Rubber is insoluble in all the common solvents.
ACID-BASE TITRATIONS Titration curves: An acid-base titration is a useful experimental method for determining also the amount of an unknown acid or base in solution and th
Q. Write phosphate conditioning method for water softening with suitable chemical reactions. How it is different from soda lime method. Ans. Phosphate condition
The electronic configuration of an element with atomic number 7 i.e. nitrogen atom is; (1) 1s 2 , 2s 1 , 2p 3 x (2) 1s 2 , 2s 2 , 2p 2 x ,
what is hypercongujative effect
Crystals and glasses Unlike a complex ion or molecule, which is a finite (often small) assembly of atoms, a solid has no fixed shape and size but can add atoms indefinit
Difference between AAS and AES
#quest what is castner kellner procession..
calculate the enthalpy of combustion for acetic acid using standard enthalpies of formation
Refining of petroleum: Petroleum (crude) extracted from earth's crust is an intimate mixture of many organic compounds. Crude petroleum needs to be purified and its components
The number of orbitals in 2p sub-shell is : (1) 6 (2) 2 (3) 3 (4) 4 Ans: 3
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd