The percentage of butadiene and styrene in Buna-S is ____________
A. 50% each
B. 60% and 40% respectively
C. 80% and 20% respectively
D. 75% and 25% respectively
Answer:D
The percentage of butadiene and styrene in Buna-S is ____________
A. 50% each B. 60% and 40% respectively C. 80% and 20% respectively D. 75% and 25% respectively
Explanation: The percentage of butadiene and styrene in Buna-S is 75% and 25%