Question

Find the moles in 650mg of NaOH.

Answer 1

Answer:

moles = given weight / molecular weight

so molecular mass of NaOH = 23+16+1= 24+16=40

moles=650/40×1000=65/4= 16.25 ×1000=0.1625 moles

Answer 2

Answer:

39.9971

Explanation:

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