How many molecules of glucose ( molecular mass = 180 daltons) would be present in 90 grams of glucose?
a) (6.02/180) × 10^23
b) (90 x 6.02) × 10^23
c) (6.02/90) × 10^23
d) (90/180) × 6.02 × 10^23
e) 90 × 10^23
Ans: d) (90/180) × 6.02 × 10^23
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