A catalyst speeds up the rate of reaction so the answer is B.
Answer:
The temperature and pressure below which a supercritical fluid exists.
Explanation:
Critical point is a region on the phase diagram where fluid phases (liquids and gases) have the equal density.
This is caused by increased temperature and pressure of the fluid particles in a confided container. Supercritical fluids exist in a state above critical point.
I hope this explanation was clear.
(J) unit joule is the standard unit of heat (energy)
Answer:
The answer is option 2.
Explanation:
(PO4)2 = P2O8
Therefore, there are 2 Phosphorus atoms present .
