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mash [69]
3 years ago
13

Approximately _____ elements occur naturally on earth.

Chemistry
2 answers:
boyakko [2]3 years ago
5 0
90 elements occur naturally on earth.
Aliun [14]3 years ago
4 0
For the answer to the question above, the number of naturally occurring elements is actually in dispute, believe it or not. Some say 98, others say 88 and all cite various reasons. The traditionally accepted answer would be 92.
I hope this helps.
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If a mixture of gases contained 78% nitrogen at a pressure of 984 torr and 22% carbon dioxide at 345 torr, what is the total pre
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Answer:

P(total) = 1329 torr

Explanation:

Given data:

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Pressure of carbon dioxide = 345 torr

Total pressure of system = ?

Solution:

The given problem will be solve through the Dalton law of partial pressure of gases.

According to the this law,

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