One Million Argon Atoms Is ________ Mol (Rounded to Two

question 20

Multiple Choice

One million argon atoms is ________ mol (rounded to two significant figures) of argon atoms.

• A)3.0
• B)1.7 × 10^-18
• C)6.0 × 10²³
• D)1.0 × 10^-6
• E)1.0 × 10⁺⁶

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