Question

Part A An aluminum plani produces 98 milion kg of aluminum per year. How much aluminum oxide is required? Express your answer to two significant figures and include the appropriate units. 1.9x10<sup>5</sup> kg Previous Answers Correct Correct answer is shown. Your answer 1.85\cdot10<sup>5</sup> kg was either rounded differently or used a different number of significant figures than required for this part. Part B How much bauxite is required? (It takes 2.1 kg of crude bauxite to produce 1.0 kg of aluminum oxide) Express your answer to two significant figures and include the appropriate units. Value Units Submit Request Answer

          Part A
An aluminum plani produces 98 milion kg of
aluminum per year.
How much aluminum oxide is required?
Express your answer to two significant figures and include the appropriate units.
1.9x10<sup>5</sup> kg
Previous Answers
Correct
Correct answer is shown. Your answer 1.85\cdot10<sup>5</sup> kg was either rounded differently or used a different number of
significant figures than required for this part.
Part B
How much bauxite is required? (It takes 2.1 kg of crude bauxite to produce 1.0 kg of aluminum oxide)
Express your answer to two significant figures and include the appropriate units.
Value
Units
Submit
Request Answer

Part A
An aluminum plani produces 98 milion kg of
aluminum per year.
How much aluminum oxide is required?
Express your answer to two significant figures and include the appropriate units.
1.9x10<sup>5</sup> kg
Previous Answers
Correct
Correct answer is shown. Your answer 1.85·10<sup>5</sup> kg was either rounded differently or used a different number of
significant figures than required for this part.
Part B
How much bauxite is required? (It takes 2.1 kg of crude bauxite to produce 1.0 kg of aluminum oxide)
Express your answer to two significant figures and include the appropriate units.
Value
Units
Submit
Request Answer

Added by Barbara H.

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