Science, asked by ak5605242, 5 months ago

convert into moles 20gramo of water
12gram of oxygen​

Answers

Answered by vadiknema
1

Answer:

We know 1 mole of oxygen is 18 g

Given mass = 20 g

No. Of moles=

given mass / mass of 1 mole of molecule

No. Of moles =20/18

No. Of moles =1.11 moles

We know mass of 1 mole of oxygen is 16 g

Given mass = 12g

No.of moles =

given mass /mass of 1 mole of atom

No. Of moles= 12/16

No.of moles=0.75 moles

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