Chemistry, 18.03.2021 21:30 natashareeves16
A sample of oxide iron weighing 2.40g was heated in a stream of hydrogen until it was completely converted to the metal. If the metal weighed 1.68g. What is the formula of the iron oxide? (Fe=56, O=16)
Answers: 2
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Which answer lists the fundamental forces in order from strongest to weakest
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Put these processes of the water cycle in the correct order, starting at the point where the water is in the lake: 1. water evaporates into the atmosphere 2. rain, snow, or other precipitation falls 3. water collects into larger bodies of water 4. water vapor condenses into liquid water
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What are transitions between a liquid and a solid called? identify which way they are transitioning
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List and describe the neurological effects of the vocs and other air pollutants,as described by dr.theo colborn
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A sample of oxide iron weighing 2.40g was heated in a stream of hydrogen until it was completely con...
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