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Since air is matter, it does have mass. So adding its mass to the mass of the balloon would cause the balloon to have more mass. Weight is a measure of the pull of gravity on an object and an object with more mass is "pulled" more, so the balloon with air in it would indeed be heavier than a balloon without air.
if you apply to much heat to it can cause the copper to pool at the heat source. this happens because of the different melting temperature between the 2 metals. silver usually has about 7.5% copper in it.
silver would
Yes this can be done but the process would be really slow. You can try adding some yeast to hydrogen peroxide and let the balloon be tied to the bottle containing that mixture. After couple of hours you will have inflated balloon.
Copper and silver nitrate combining is called a single-replacement reaction. Copper would replace silver in the compound and the silver would become a solid precipitate.
No because I have 2 balloon mollies and 2 quarter inch guppys and the live togater and there fine
Mollies would not make a bubble nest they do not have the necessary physical attributes to do so.
I would say a bubble nest yet mollies are live berriers are they real mollies then?
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The particles in the balloon slow down as the temperature decreases cause it to deflate
Putting an air-filled balloon in a refrigerator will cause it to shrink.
When the burner on a hot air balloon is turned on the air inside the balloon is heated making it less dense. This will cause the balloon to be more buoyant and climb.
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Changes in air pressure
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