Changing water stored in glacier ice into groundwater involves..

What is the mass of 8 moles of sodium atoms

The plant food contains nh4)3po4 what tests would you run to verify the presence of the nh4 ion and the po4 ion

What do electromagnetic waves carry? how are they produced through which media can they move? where do they transfer energy? what do they not transfer? what do mechanical waves carry? how are they produced? through which media can they move? where do they transfer energy? what do they not transfer?