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Which of these is a chemical property of a substance? a. density b. color c. reactivity d. melting point
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Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?
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In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above
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Which of these is a chemical property of a substance? a. density b. color c. reactivity d. melting...
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