How many number of moles of glucose are present in 540 grams of glucose.

Weight of glucose = 540 grams
Gram molecular weight of glucose (C₆H₁₂O₆) = 180grams
$\text{ number of moles }=\frac{\text{ weight of substance }}{\text{ G.m.w of substance }}$
$=\frac{540}{180}=3$