When a cube of manganese oxide was added to a solution of hydrogen peroxide, water and oxygen were produced. Manganese oxide was not used up in the reaction. Which of the following is likely to decrease the rate of the reaction? Using a larger amount of solution Increasing the mass of the cube Chilling the hydrogen peroxide solution Smashing the cube into pieces
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If you chip a tooth, most likely you will go to the dentist to have the missing material filled in. currently the material used to fill in teeth is a polymer that is flexible when put in, yet is hardened to the strength of a tooth after irradiation with blue light at a wavelength of 461 nm. what is the energy in joules for a photon of light at this wavelength?
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When a cube of manganese oxide was added to a solution of hydrogen peroxide, water and oxygen were p...
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