Calculate the number of moles of zinc in $23.3 g$ .

0.37

moles

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0.36

moles

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0.5

moles

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0.53

moles

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Solution

The correct option is B $0.36$ moles
given that
$23.39$ $Z n$
Molar mass of $Z n = 65$
Moles $= \frac{W e i g h t i n g r a m s}{m o l a r m a s s}$
$= \frac{23.3}{65} = 0.36 m o l e s$

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Calculate the number of moles of zinc in 23.3g.

The correct option is B 0.36 molesgiven that 23.39 ZnMolar mass of Zn=65Moles =Weightingramsmolarmass=23.365=0.36moles

Calculate the number of moles of zinc in $23.3 g$ .

The correct option is B $0.36$ moles
given that
$23.39$ $Z n$
Molar mass of $Z n = 65$
Moles $= \frac{W e i g h t i n g r a m s}{m o l a r m a s s}$
$= \frac{23.3}{65} = 0.36 m o l e s$