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Calculate the number of moles in ...

Calculate the number of moles in
`1.51 xx10 ^(23) ` Molecules of ` NH_(4) Cl`

Text Solution

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`1.51 xx 10 ^(23) ` molecules of `NH _(4) Cl `
No moles `= ( "Number of molecules ")/( "Avogadro number ")`
`=(1.51xx10^(23) )/(6.023 xx10 ^(23))=0.25 ` mole
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