Answer:
Explanation:
Molar mass of KF= 39 + 19= 58g/mol
Mass of KF = 109g
Amount = mass/molar mass
Amount = 109/58
Amount = 1.9moles
Answer:
4
Explanation:
the actual change in phase is 4 on the diagram
It is a very large seamount and island created by hot-spot volcanism