Making models involves creating representations of complex objects or processes to people study and understand things that cannot be observed directly. a. true b. false

Compared with the freezing-point depression of a 0.01 m c6h12o6 solution, the freezing-point depression of a 0.01 m nacl solution is

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

If c + di is a point on the circle, then | c + di |=