How many valence electrons does bromine have

1 answer:

4 0

7 valence electrons

Explanation:

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AURORKA [14]

Answer:

look in your science book

Explanation:

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2 years ago

Zina [86]

Answer:

Explanation:

n CaCO3 = mass / m.wt

= 500 /( 40 + 12 + 16x 3)

= 5 mole

n CaO = 5 moles ( from the balanced equation we have 1:1 moles )

mass of CaO = nCaO X m.wt

5 x( 40 +16 )

= 280 grams

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3 years ago

Hitman42 [59]

The Selenium is the element that is likely to be the most brittle

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11Alexandr11 [23.1K]

Answer:

Please see attachment

Explanation:

Please see attachment

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3 years ago

Luba_88 [7]

The answer to your question is true.

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3 years ago