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anonymous
 one year ago
A hot air balloon holds 3,249 cubic meters of helium. The density of helium is 0.1785 kilograms per cubic meter. How many kilograms of helium does the balloon contain, rounded to the nearest tenth of a kilogram?
1,873.4 kg
2,194.6 kg
2,721.2 kg
579.9 kg
anonymous
 one year ago
A hot air balloon holds 3,249 cubic meters of helium. The density of helium is 0.1785 kilograms per cubic meter. How many kilograms of helium does the balloon contain, rounded to the nearest tenth of a kilogram? 1,873.4 kg 2,194.6 kg 2,721.2 kg 579.9 kg

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Use\[D = \frac{ m }{ V }\]Can you rearrange this formula for mass, m?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I think you would have to multiply them together and you'll get your answer

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Correct. Just put in the values for density (D) and volume (V) and solve. What do you get?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Great job. Round off to the nearest tenth of a kg and you've got your answer.
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