The Distance Between the Two Hydrogen Atoms in a Molecule

question 28

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 × M
• B)1.72 × M
• C)0.172 × M
• D)17.2 × M
• E)1.72 × M

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