Calculate the density in g/ml of 2.0 l of gasoline that weighs 1.29 kg . how would i do this?

Acetic acid, hc2h3o2, dissolves and completely dissociates in water and a solvation sphere of water molecules forms around the ions. this solute-solvent interaction

100mg magnesium reacts with 20ml of 1.0m hcl

Oil rich countries in the middle east cover about 4% of earths total land area but prossess about 48% of the worlds known oil reserves what is the main reason for high concentration of reserves in this part of the world