0.829 moles of calcium chloride is dissolved in 152 grams of water. What will the new boiling point, in Celsius, of this solution be? The kb for water is 0.520 J/°C and the boiling point for water is 100.°C.

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

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.

Write a balanced equation showing the formation of copper (ii) nitrite from its elements