Physical Science
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Science Bowl Question

📅 NSB MS 2017🎓 MS🔄 Round 7#️⃣ Question 9❓ Toss-up📝 Multiple Choice

Water ice floats because its density is less than liquid water at the same temperature. Which of the following intermolecular forces best explains this effect?

W) Covalent bonding
X) Ionic bonding
Y) Hydrogen bonding
Z) London forces
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