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Helga [31]
4 years ago
5

Which statement correctly contrasts a covalent bond and an ionic bond?

Chemistry
1 answer:
artcher [175]4 years ago
3 0

Answer:

d.

Explanation:

With an ionic bond we have an elector transfer but with a covalent bond the electrons are shared  to form  a 'molecular' bond.

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Because of their different longitude.

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_____ can be defined as the rate at which velocity changes
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The test tube that contained the calcium metal was probably the most difficult of the test tubes to clean. Why was aqueous HCl u
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Answer:

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3 years ago
When a lead acid car battery is recharged by the alternator, it acts essentially as an electrolytic cell in which solid lead(II)
alexandr402 [8]

The question is incomplete, the complete question is;

When a lead acid car battery is recharged by the alternator, it acts essentially as an electrolytic cell in which solid lead(II) sulfate PbSO₄ is reduced to lead at the cathode and oxidized to solid lead(II) oxide PbO at the anode.

Suppose a current of 96.0 A is fed into a car battery for 37.0 seconds. Calculate the mass of lead deposited on the cathode of the battery. Round your answer to 3 significant digits. Also, be sure your answer contains a unit symbol.

Answer:

3.81 g of lead

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Pb^2+(aq) + 2e ---->Pb(s)

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Now we have that 1F = 96500 C so;

207 g of lead is deposited by 2 * 96500 C

x g of lead is deposited by 3552 C

x = 207 *  3552/2 * 96500

x = 735264/193000

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Can torque rods desaturate reaction wheels
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