Iron is extracted from its ore using carbon: 2 Fe203 + 3C --> 4Fe + 3 CO2,
What is the atom economy of this reaction

Which is a character of nuclear fusion but not nuclear fission

Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *

Which would freeze at a higher temperature: the great salt lake or lake tahoe? a. lake tahoe would freeze at a higher temperature. b. the great salt lake would freeze at a higher temperature. c. both lakes would freeze at the same temperature.