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forsale [732]
3 years ago
13

If the pressure exerted by a gas at 27.oc in a vessel of volume

Chemistry
1 answer:
galina1969 [7]3 years ago
8 0
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Answer:

2.772 seconds

Explanation:

Given that;

t1/2 = 0.693/k

Where;

t1/2 = half life of the reaction

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Note that decomposition is a first order reaction since the rate of reaction depends on the concentration of one reactant

t1/2 = 0.693/2.5 x 10-1 s-1

t1/2= 2.772 seconds

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What percentage of a substance remains after 7 half-lives have passed?
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Not really sure, buts its either B or C.

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2503(g) → 2502(g) O2(g)
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7.146

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Which piece of laboratory equipment would be most helpful for measuring small amounts of a solution in the laboratory?
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