A U-shaped iron bar is

  1. A U-shaped iron bar is welded onto a flat iron bar, and copper wire is wrapped around each half of the U-shaped bar, as shown.In
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  2. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
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  3. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
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  4. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
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  5. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
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  6. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
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  7. Take the brick off the burner. Replace it with the iron. Drag a thermometer and attach it to the iron. Add heat to the iron.
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  8. Question 1A)When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains
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  9. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
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  10. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
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