Water Accounts for Approximately Two-Thirds of the Mass of the Adult

question 157

Multiple Choice

Water accounts for approximately two-thirds of the mass of the adult human body.If an adult human has a mass of 145 pounds,how many water molecules are there in the adult human's body?

• A)96.7 molecules
• B)2)43 × 10³ molecules
• C)1)47 × 10²⁷ molecules
• D)2)20 × 10²⁷ molecules

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