Even Though Lead Is Toxic, Lead Compounds Were Used in Ancient

question 35

Multiple Choice

Even though lead is toxic, lead compounds were used in ancient times as white pigments in cosmetics. What is the percentage of lead by mass in lead(IV) carbonate, Pb(CO₃) ₂?

• A)32.7%
• B)20.7%
• C)63.3%
• D)77.5%
• E)81.4%

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