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## Main Question or Discussion Point

What could be the method for measuring weight of gas in inflated balloon?

Thanks & Regards,

Prashant S Akerkar

Thanks & Regards,

Prashant S Akerkar

- #1

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What could be the method for measuring weight of gas in inflated balloon?

Thanks & Regards,

Prashant S Akerkar

Thanks & Regards,

Prashant S Akerkar

- #2

.Scott

Homework Helper

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1) V: The volume of the balloon.

2) A: The density of the ambient air (roughly 1.24 Kg/M^3)

3) B: The mass of the balloon itself (when deflated).

4) M: The mass as of the balloon as measured (positive or negative) as it floats in the atmosphere.

So your tare will be the volume of B-VA. That should be subtracted from the weight measurement.

- #3

olivermsun

Science Advisor

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Are you trying to determine theWhat could be the method for measuring weight of gas in inflated balloon?

Thanks & Regards,

Prashant S Akerkar

- #4

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Weight of gas in the balloon.

Any mathematical equation derived for the same?

Thanks & Regards,

Prashant S Akerkar

- #5

davenn

Science Advisor

Gold Member

2019 Award

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Weight of gas in the balloon.

what is the gas ?

that will directly affect the results

- #6

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The air which we inflate the balloon with pump or mouth.

Air constitutes 80% Nitrogen, 18% Oxygen, some % of Carbon dioxide, inert gases.

How we can calculate the weight of the gas (air) for the inflated balloon?

Any mathematical equation derived for the same?

Thanks & Regards,

Prashant S Akerkar

- #7

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To illustrate,

www.ekataweighingmachines.com/gas.html

Measuring the weight of the gas cylinder before inserting the Lpg gas and then measuring the weight of the gas cylinder after the gas is filled in the cylinder.

Now how to measure the weight of the gas (air) filled up in the inflated balloon by air pump or by mouth?

Thanks & Regards,

Prashant S Akerkar

- #8

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The above is a example of LPG gas filled in cylinder.

Cylinder has weight calculated before inserting LPG gas.

Cylinders total weight is calculated after LPG gas is inserted.

Similarly can we calculate the weight of balloon before the air (gas) is added?

Similarly can we calculate the weight of balloon after the air (gas) is added?

What will be the weight of the gas filled in the inflated balloon?

Any mathematical equation derived for the same?

Thanks & Regards,

Prashant S Akerkar

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