1.A glass plummet weighs 64g in air ,8.57g when immersed in water and 9.12g when immersed in an oil. calculate the specific gravity of the oil.
2.A crystal of a chemical salt weighs 6.423g in air and 2.873g when immersed in an oil having a specific gravity of 0.858. What is the specific gravity of salt
(pasagot po)