How many moles are in 15 grams of Lithium? 2.16 grams
104.1 moles
2.16 moles
104.1 grams

Florian discovers a rock that is broken into pieces. each piece has several bands. which type of rock does florian predict these pieces will change into when subjected to heat and pressure? igneous magma metamorphic sedimentary

This is so important ugh its 25 points

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun