The energy required to start a reaction IS called the activation energy. TRUE
Answer:
i think its 4 or 35
Explanation:
its in the middle of 40 and 30
A. You measure power on watts.
B. Non-renewable
C.renewable
D. Joules
E. Fossil fuels
Answer:
if your bedroom is empty yes but if not most likely no
Explanation:
Why Cannot we hear an echo in a small room?
They can't hear an echo in small room because in it the sound can't be reflected back. For an echo of a sound to be heard,the minimum distance between the source of sound and the walls of the room should be 17.2 m.Obviously,in a small room echoes cannot be heard.
