How Many Moles of Pb Are in 4

question 7

Multiple Choice

How many moles of Pb are in 4.71 × 10²¹ Pb atoms?

• A)0.00782
• B)2.84 × 10⁴⁵
• C)207.2
• D)6.022 × 10²³
• E)none of the above

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