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ad-work [718]
3 years ago
6

GRADEC

Chemistry
1 answer:
True [87]3 years ago
8 0

Answer:

it's-B.....................

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A weather balloon has a volume of 750ml when filled with helium at 8c at a pressure of 380torr. What is the new volume of the ba
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Answer:

Using general gas laws

P1V1/T1 = P2V2/T2

Where P1=380torr = 380mmHg

Vi = 750ml = 0.75dm3

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P2=0.2torr= 0.2mmHg

T2= 75c = 348k

V2=?

(380*0.75)/281 = (0.2*V2)/348

V2= 1764.77

Explanation:

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I agree with Omar because it depends on what the charge of the object and magnet is. If the magnet is negative and the object is positive, they will pull together. If the magnet is negative and the object is negative then they will pull apart.

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