The joule is the si unit of energy and is equal to 1 kg m2 s–2. the erg is another energy unit, equal to 1 g cm2 s–2. use unit conversion methods to work out how many ergs are in 1 joule.

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.

What is the oxidation state of an individual bromine atom in nabro3?

Mr. rose asked his student to draw a quadrilateral with four unequal sides. an example of this kind of quadrilateral