1. Which of the following is a chemical property of Copper(Cu)?
A. (its density is 8.96g/mL)
B.(it melt at 1083 C),
C (its specific heat is 0.385 J/g C),
D (it reacts with aqueous silver ion)
F (it conducts electricity)
2. Which of the following is a property of a sample of a substance would not be characteristics of the substance and hence would not be useful in identifying the substance?
A. (Density),
B. (color),
C. (Mass),
D. (Hardness)
E. (Freezing Point)