Chemistry, asked by subhransuop, 1 month ago

19. 07. Suppose the chemists had selected 1020 as the number of particles in a mole. The molar mass of oxygen gas would be (use Avogadro number = 6.0 x 1023)

Answers

Answered by anjumol1972
1

Explanation:

Molar mass of oxygen we know is 32g.

∴1 molecule oxygen weighs

32/6×10 ^23g

⇒10 ^20 molecules would weigh

32/6×10 ^23 ×10 ^20

∴1mole would weigh =5.33×10 ^−3 g.

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