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Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.
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According to the cell theory, which describes cells? a. all organisms are composed of multiple cells. b. all cells have the same structure and function. c. cells are found in everything on earth. d. living organisms are not created spontaneously
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Vessels draining the myocardium of the heart, open primarily ,into which chamber?
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Coral have a symbiotic relationship with what in order to eat?
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What process allows a mammal to continue to grow in size...
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