The Distance Between the Two Hydrogen Atoms in a Molecule

question 51

Multiple Choice

The distance between the two hydrogen atoms in a molecule of water is 0.000000000172 m.Express this distance in scientific notation.

• A)1.72 ×10^-9 m
• B)1.72 × 10^-10 m
• C)0.172 × 10^-10 m
• D)17.2 × 10⁹ m
• E)1.72 × 10¹⁰ m

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