An Aluminum Foil 0

question 53

Multiple Choice

An aluminum foil 0.10 mm thick has how many aluminum atoms per square cm? (The density of aluminum is 2.7 × 10³ kg/ m³ and the atomic mass of aluminum is 27.)

• A)6 × 10¹⁷
• B)6 × 10²⁰
• C)6 × 10²⁴
• D)6 × 10⁹
• E)6 × 10³⁰

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