Apiece of tin has a mass of 16.52 g and a volume of 2.26 cm2 what is the density of tin?

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

8) warming your hands by a fire is an example if which heat transfer? a. conduction b. convection c. radiation d. none of these

Arectangle has a diagonal 20 inches long that forms angles of 60 and 30 with the sides. find the perimeter of the rectangle. for geometry