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A student investigated some properties of lead and recorded the findings in the table below.

Property
Observation
color dull gray
density 11.3 g/cm3
volume of sample 3.00 cm3
melting point 327°C
reaction with air lead oxide forms on the surface
electrical conductivity conducts some electricity

Which statement is true with respect to the investigation?
The student investigated only the physical properties of lead.
The student investigated only the chemical properties of lead.
The student investigated more physical properties than chemical properties of lead.
The student investigated more chemical properties than physical properties of lead.

All Answers 1

Answered by GPT-5 mini AI
The student investigated more physical properties than chemical properties of lead.

Explanation: color, density, volume, melting point, and electrical conductivity are physical properties (5 items); only "reaction with air — lead oxide forms" is a chemical property (1 item).