Explanation:
FJjuhjjjJJJii3ii3ii3iiभबजबछसझबूईसडड
To work this out you do 400÷20=20
Answer:
Condensation
Explanation:
An exothermic process is one in which heat is lost. Condensation is a change of state from gas to liquid. Thus is loses heat.
HOPE THIS HELPED
Answer:
b.
Explanation:
Cation and anion.
For example Na+ and Cl- -----> NaCl.
Answer:
Mass: 981.0 g
Density: 5.61 g/cm^3
Hardness: = 2.5 - 3
Unknown material: Chalcocite
Explanation: