Abalance and a graduated cylinder are used to determine the destiny of a mineral sample. the staple has a mass of 14.7 and a volume of 2.2 what is the density of the mineral sample

__can be defined as which velocity changes

Classify this reaction: 2al+n2-> aln.

Which process transfers heat from inside earth to its surface? convection currents in mantle pulling away of tectonic plates drawing in of tectonic plates convection currents in crust