When you combined the solid (baking soda) and the liquid (vinegar), the chemical reaction created a gas called carbon dioxide. Carbon dioxide is invisible, except as the bubbles of gas you may have noticed when the vinegar and baking soda mixture began to fizz. This gas is what made the balloon inflate.
- Museum Hours
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- Daily from 9:30 a.m. to 4 p.m.
- Open daily except Thanksgiving and Christmas
- Museum Location
- Getting Here
More Activities
- Online Activity
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Pop Rockets
Blast off! Launch your own rocket with just a few simple items.
- Online Activity
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Fly a Hot-Air Balloon
See what happens when air is heated as you build and fly a huge hot-air balloon.
More Exhibits
- Exhibit
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Science Storms
Feel the physics and consider the chemistry of natural phenomena like tornados and avalanches.