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Sidana [21]
2 years ago
9

A jar contains helium gas. what would happen if the lid of this Jar was removed

Chemistry
1 answer:
KatRina [158]2 years ago
7 0
The helium gas would simply float out of the bottle and likely spread our.This is because helium is lighter than air and that's why when balloons are filled with them they float.
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A student experimentally obtained the density of osmium the densest element as 22.57g/cm3 the density of osmium is reported to b
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Answer:

The answer to your question is: % error = 0.4

Explanation:

Data

real value = 22.48%

estimated value = 22.57 %

Formula

% error = |real value - estimated value|/real value x 100

%error = |22.48 - 22.57|/22.48 x 100

% error = |-0.09|/22.48 x 100

%error = 0.09/22.48 x 100

% error = 0.004 x 100

% error = 0.4

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Hope this answer is right!

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