One atom of an element has a mass of 10.86 × 10⁻²⁶ kg. Which element is it most likely to be?

Verified Answer & Explanation⌄

Correct Answer: D) Zinc, Ar = 65.4

Concept Explanation

1 u ≈ 1.6605 × 10⁻²⁷ kg. Relative atomic mass: = (10.86 × 10⁻²⁶)/(1.6605 × 10⁻²⁷) ≈ 65.4 This corresponds to Zn.

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