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Correctly label the following as physical or chemical properties of copper metal.
A)Copper metal conducts heat.
B)Copper metal reacts with nitric acid to produce copperII) nitrate.
C)Copper metal melts at 1085 C.
D)Copper metal conducts electricity.
E)Copper metal has an orange color.
F)A green-blue substance forms on copper surfaces exposed to air.
G)Copper is malleable and ductile.
Annual Family Income
The total amount of money earned by all members of a family within one year.
Income Distribution
The way in which total income is shared amongst the members of a society, often analyzed to understand the extent of economic inequality.
Before-Tax Income
The total income earned by an individual or corporation before taxes have been deducted.
Welfare Reforms
Changes or amendments to a country’s welfare policy aimed at improving the effectiveness and efficiency of its social security and aid programs.
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