Remember to use the device for speaking practice. Or click on [Troubleshoot Recording] button below if facing problems.
You are in free guest mode.
Timed Practice
Revision List
Attempt History
Progress Tracking
Create a free account to unlock these tools
Practice Speaking: Answer Short Question
ID: #52783
ASQ93
Transcript:
In chemistry, what term describes a substance that speeds up a chemical reaction without being consumed in the process?
Recorded Answer:
Sample Answer:
- Catalyst
Status: A.I. Engine Standing by...
Sample Answer
Catalyst
Comments:
–