Question

How many atoms does 32u of oxygen have​

Answer 1

Explanation:

12.04 X 1023 (2 X 6.02 X 1023) atoms, because each molecule of oxygen contains two oxygen atoms.

Answer 2

Answer:

$\huge\boxed{\fcolorbox{Blue}{White}{Your's Answer}}$

Actually, you are being confused between amu and grams.

1 amu = 1gram/mol

Therefore, 32 amu 32g/mol

No. Of moles = given mass/molar mass

Here, n= 32/16 mol

; n=2

Now ,

Number of atoms= No. Of mol x Na

=2 x 10^23.

Hope i helped.

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