What are the boiling and melting points of Ammonia respectively?
A. -33.4 Celsius & -77.7 Celsius
B. -77.7 Celsius & -33.4 Celsius
C. -10.6 Celsius & -20.3 Celsius
D. None of the mentioned
Answer:A
What are the boiling and melting points of Ammonia respectively?
A. -33.4 Celsius & -77.7 Celsius B. -77.7 Celsius & -33.4 Celsius C. -10.6 Celsius & -20.3 Celsius D. None of the mentioned