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ATOMIC STRUCTURE
Question #25237
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Question
What is the total mass of neutrons in 7 mg of ¹⁴C?
A. 4.035 × 10⁻⁵ kg
B. 1.675 × 10⁻²⁷ kg
C. 2.4088 × 10²¹ kg
D. 6.022 × 10²³ kg
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