<span>a. It melts at 1455oC I know this is correct I need One more</span>
Answer:
《HOPE IT WILL HELP YOU 》
Explanation:
2 Atom of Hydrogen are present in 2 (NaHCO3)
The particles are always in motion but not much and the particles are moving slower because said rock is a solid but if said rock was a gas the particles would move much faster and farther this is due to the gaining and loss of energy (i hope that makes sense)
Pushing down a piston in an airtight cylinder would tend to increase the pressure in the system since the particle collision and collisions with the walls are now more frequent. Also, pushing further, the gas would undergo a phase change from gas to a liquid.
