What is the molecular formula of a vitamin supplement that has a molecular mass of 176 amu and a mass percent compositio

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What Is The Molecular Formula Of A Vitamin Supplement That Has A Molecular Mass Of 176 Amu And A Mass Percent Compositio 1 (42.55 KiB) Viewed 39 times

What is the molecular formula of a vitamin supplement that has a molecular mass of 176 amu and a mass percent composition of 40.92% C, 4.58% H, and 54.50% O? O C3H403 O C3H₂O6 C6H6O8 O C6H₂O6 O C₂H4O6 1 pts Question 3 A water sample collected from an industrial wastewater stream was analysed for lead (Pb) using an inductively coupled plasma optical emission spectrometer. A 150 mL water sample was found to contain approximately 3.0 µg of Pb. What is the concentration of Pb in this water sample in ppb? 10 ppb O 15 ppb 20 ppb 45 ppb O 50 ppb