calculate the number of hydroxide ions present in 80 gm of sodium hydroxide
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Answer:
We know that ,
Molar mass of NaOH is 40 g/ mol
No of moles = given mass / molar mass
= 80 / 40= 2 mol .
Again no of atoms 2 × 6.022× 10 ^ 23= 12.044
Explanation:
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