SanjayG152913
SanjayG152913
29-10-2022
Chemistry
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How many moles are in 34.5 g of sodium?
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NarjisG338497
NarjisG338497
29-10-2022
[tex]\text{Moles=}\frac{\text{mass of the element or molecule}}{\text{atomic mass or molecular mass}}=\text{ }\frac{34.5\text{ g}}{23\text{ g/mol (approx)}}=1.5\text{ moles}[/tex]
Atomic mass Na = 23 g /mol (from periodic table)
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