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Drupady [299]
3 years ago
13

What is the advantage of having valves in the

Chemistry
1 answer:
fenix001 [56]3 years ago
6 0
The valves stop the blood from flowing backwards
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A mixture of He, Ne, and N2 gases are a pressure of 1.348. If the pressures of He and Ne are 0.124 atm, what is the partial pres
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The Best Answer: 1 - (.47+.23) = 0.30

If Ne has a mole fraction of 0.47 (or 47/100) and Ar is 0.23, then H2(or He) has a mole fraction of 0.30

This means the gas mixture is 30/100 H2(or He).

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The excited atom is positive when then neutral has no charge

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