Question

Calculate the total number of electron present in 3.2 g of oxygen gas?​

Answer 1

Answer:

3.2g 02

Explanation:

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Answer 2

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Answer:

Calculate the total number of electron present in 3.2 g of oxygen gas

Molar mass of O2 = 32g

No of moles in 3.2 g O2 =

3.2

32

= 0.1 mol

No of oxygen molecules = 0.1

×

6.022×

1023

No of electrons in one molecule of O2 = 8

×

2=16

No of electrons in 0.1

×

6.022

×

1023 molecules = 0.1

×6.022×1023

×

16 = 9.6352

×

1023 electrons

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