Chemistry, 13.01.2021 15:20 marissasusievalles
A certain ore contains 34% hematite, Fe2O3. Hematite is 69.9% iron. How much iron can be isolated from 250 tons of this ore
Answers: 3
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Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z
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Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.
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Joan writes four numbers on the board in standard form, and then she writes their scientific notation
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Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.
Answers: 1
A certain ore contains 34% hematite, Fe2O3. Hematite is 69.9% iron. How much iron can be isolated fr...
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