What does the amount of silica in a volcanos magma determine about its eruption

The silica content of the magma determines how thick the magma is, how easily it flows and how easily dissolved gases within the magma can escape.
yw :))
Answer:
If a volcano’s magma is high in silica, the volcano will probably erupt explosively. If the magma is not high in silica, the volcano will probably erupt quietly.
Explanation: