The precipitate is dried under vacuum at 60-80 0C for ____________
A. 1 hour
B. 2 hours
C. 5 hours
D. 8 hours
Answer:D
The precipitate is dried under vacuum at 60-80 0C for ____________
A. 1 hour B. 2 hours C. 5 hours D. 8 hours
Explanation: The precipitate is dried under vacuum at 60-80 0C for 8hours for complete dehydration process.