Question

 How many helium balloons does it take to lift one pound?

Answer It would take 15 cubic feet of helium or two helium balloons to lift a pound. Air weighs .078 pounds per cubic foot and helium weighs .011 pounds per cubic foot. A helium balloon rises equal to the... Read More »
http://www.answerbag.com/q_view/1951226

Top Q&A For: How many helium balloons does it take to lift o...

How many helium balloons does it take to float a 30-pound child?

In the "Mythbusters" episode "Pingpong Rescue," the Mythbusters found that it took 3,000 balloons to lift 37 lbs., and 3,500 balloons to lift a 44-lb., 4-year-old child. The number of balloons it t... Read More »
http://www.answerbag.com/q_view/2207165

Do helium balloons or air-filled balloons last longer?

Air-filled balloons last longer than helium balloons. The average lifespan of a helium balloon is eight to twelve hours (the larger the balloon, the longer it lasts). A special treatment called HI-... Read More »
http://www.answerbag.com/q_view/2240055

How much helium do I need for 50 balloons?

The amount of helium you need to fill 50 balloons depends on the size of the balloons. If you have 14-in. balloons, you need 60 cubic ft. of helium; 16-in. balloons require 90 cubic ft. of helium, ... Read More »
http://www.answerbag.com/q_view/1952527

How much are helium balloons?

Helium balloons come in two different types, latex and mylar. They can area also sold in different sizes and shapes. The price of the helium balloons depends on the location and number of balloon... Read More »
http://www.answerbag.com/q_view/1865992


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