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Science Bowl Question

📅 NSB 2015🎓 MS🔄 Round 3A#️⃣ Question 18❓ Toss-Up📝 Multiple Choice

A balanced chemical equation must possess which of the following?

W) The same number of molecules on both sides of the equation
X) The same kinds of molecules on both sides of the equation
Y) The same number of each kind of atom on both sides of the equation
Z) The same leading coefficient on both sides of the equation
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