Answer:
Basalt forms when lava cools quickly at the surface. This quick cooling rate results in very small mineral grains. Pumice is formed when volcanoes erupt explosively. It comes from the same kind of magma which would form granite or rhyolite, that is, a magma that contains lots of silica (quartz). Magma with lots of silica is usually thick and sticky
Explanation:
It’s [Xe]7s^2 5f^14 (first one) hopefully i could help!!
6.02 x 10^6
Hoped that helped.
