LeeLee6607 LeeLee6607

26-02-2024
Chemistry

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Calculate the number of oxygen atoms in 4.42 × 10⁹ nanograms of potassium hydroxide.
a. 2.211 × 10²⁴
b. 2.211 × 10²³
c. 4.422 × 10²⁴
d. 4.422 × 10²³

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