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Hydrogen is used instead of Helium to fill balloons for meteorology because

Created: 7 hours ago | Updated: 7 hours ago

Updated: 7 hours ago

of its low-density

It is almost insoluble in water

It is not very reactive under normal conditions

It can be prepared easily

SBAC Bank PLC SBAC Bank PLC || Trainee Junior Officer (28-09-2024) সাধারণ জ্ঞান

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