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alexdok [17]
2 years ago
9

Which is NOT correct for when the silver and vanadium half-cells are connected via a salt bridge and a potentiometer

Chemistry
1 answer:
lidiya [134]2 years ago
7 0

The question is incomplete, the complete question is

Which is NOT correct for when the silver and vanadium half-cells are connected via a salt bridge and a potentiometer? Ag^+ + 1 e^- rightarrow Ag Edegree = 0.7993 V V^2+ + 2e^- right arrow V E degree =-1.125 V Ag+ is reduced V is oxidized 1.924 V V2^+ is reduced Ag is oxidized I and II III, IV, and V I, II, and III III only IV and V

Answer:

only IV and V

Explanation:

If we look at the values of reduction potential for the two species, we will discover that vanadium has a negative reduction potential indicating its tendency towards oxidation.

On the other hand, solve has a positive reduction potential indicating a tendency towards reduction.

This implies that vanadium must be oxidized and silver reduced and not the not her way ground? Hence the answer above.

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Answer:

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Explanation:

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3 years ago
How much of a 24-gram sample of Radium-226 will remain unchanged at the end of three half-life periods?
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Answer:

The right answer is "3 g".

Explanation:

Given:

Initial mass substance,

M_0=24 \ g

By using the relation between half lives and amount of substances will be:

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Thus, the above is the correct answer.

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2 years ago
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3 years ago
Using tongs place the 250 mL beaker on hot plate
LenKa [72]

Answer:

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Explanation:

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Suppose you have a mixture of copper sulfate (CuSO4) and azulene (C10H8, you may wish to know the structure of azulene). Both co
iVinArrow [24]

Answer:

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Explanation:

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Since Copper sulfate is ionic, we will find it in the aqueous layer according to the old chemistry cliche.

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