Which factor does not determine whether a volcanic eruption will be explosive or relatively quiet?

Environmental differences within ecosystems are generally caused by

What are the most explosive events that occur on the sun? umbras solar flares solar winds prominences

Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers