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spin [16.1K]
3 years ago
14

How many grams of oxygen gas are contained in a 15 L sample at 1.02 atm and 28oC?

Chemistry
1 answer:
andreev551 [17]3 years ago
8 0


Answer: You have 19.808 grams of Oxygen gas.

See picture for explanation.

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How might the molecules inside an ice pack be different from the liquid inside of an insulated cup?​
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3 years ago
What happens when phenol is treated with bromine water?
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Answer:

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2 years ago
Calculate Ecell at 80 ºC for a voltaic cell based on the following redox reaction: H2(g, 1.25 atm) + 2AgCl(s) → 2Ag(s) + 2H+(aq,
iris [78.8K]

Answer:

Ecell = +0.25V

Explanation:

the half-cell reactions for a voltanic cell

cathode(reduction): 2H⁺(aq) + 2e⁻ ------- H₂(g)

anode(oxidation): 2AgCl(s) ------- 2Ag⁺(aq) + 2Cl⁻ + 2e⁻

we have the standard cell potential E⁺cell = 0.18V at 80C respectively

Q = [H⁺]/[Cl⁻]

sub for [H+] = 0.10M and [Cl-] = 1.5M

Q= 0.1M/1.5M

Q = 0.067

Ecell = E⁺cell - \frac{0.059}{n} logQ

= 0.18 - \frac{0.056}{1} log 0.067

0.18- 0.059(-1.174)

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3 years ago
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