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Helium or Hydrogen Balloons, Which is Safer? This Gas is Responsible for Fire Catching Balloon Burst Incidents, Check Video | 🔬 LatestLY
Sharon Endebak Hydrogen Balloon Science Concept: When zinc and hydrochloric acid combine, they form the gas, hydrogen. Materials: balloon 250 mL flask with rubber tubing on side arm and rubber stopper yard stick with string tied to it 20 grams of zinc ...