When the redox reaction __ no2 - >__ no2 - + __ no3 - in basic solution is completely balanced, what is the coefficient of no2 and no2 - ?

The first step in the industrial recovery of zinc from the zinc sulfide ore is roasting-that is, the conversion of ZnS to ZnO by heating: 2ZnS (s) + 3O2 (g) →2ZnO (s) + 2SO2 (g) ΔH =

What causes some materials to have magnetic fields?

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How do you solve Avogadro's law

How does the temperature of absolute zero relate to the kinetic energy of a substance's molecules? A. The molecules begin to group together B. The molecules are moving very slowly C. The molecules stop moving entirely D.

Carbon-14 has a half-life of 5730 years. In a plant fossil, you find that the 14C has decayed to 1/4.00 of the original amount. How long ago was this plant alive?

Balance this equation---> Fe (s) + O2 (g) - - - >FeO (s) (s) = solid (g) = gas

During an endothermic phase change, what happens to the potential energy and the kinetic energy?

What is the difference between pure substance, element, and compund

Butane gas is used as the fuel in disposable lighters. It burn in oxygen to form carbon dioxide gas and water vapor. What mass of carbon dioxide is produced when 53.3 g of butane is burned in 103.9 g of oxygen