3 years ago

Which atom has the electron configuration 1s22s22p63s23p63d74s2

Chemistry

1 answer:

bonufazy [111]3 years ago

4 0

Answer:

Cobalt (Co)

Explanation:

3d^7 is the location of Cobalt's last electron.

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A flexible container at an initial volume of 5.120 L contains 8.500 mol of gas.

SOVA2 [1]

Answer:

30.05 mol

Explanation:

solving the proportion

V1 / n1 = V2 / n2

5.120 L 18.10 L

–––––––– = ––––––

8.500 mol x

x = 30.05 mol

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3 years ago

Are there any vegetarian Italian Sausages?

Flura [38]

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3 years ago

10 Points! Which type of fossil is formed when a rock hardens inside a mold fossil?

irina [24]

Answer:

I'm sure it's option A. Cast Fossil

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3 years ago

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igomit [66]

Answer:

The power must have gone out for that area.