Chemistry, 26.09.2019 06:50 sharondacarruth1656
Property
observation
color dull gray
density 11.3 g/cm3
volume of sample 3 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?
a.) the student investigated only the physical properties of lead.
b.) the student investigated only the chemical properties of lead.
c.) the student investigated more physical properties than chemical properties of lead.
d.) the student investigated more chemical properties than physical properties of lead.
Answers: 1
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Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?
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What happens to the temperature of a substance when the average kinetic energy of its particles increases?
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Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules
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Property
observation
color dull gray
density 11.3 g/cm3
volume of sample 3 c...
observation
color dull gray
density 11.3 g/cm3
volume of sample 3 c...
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