8. The amount of energy needed to heat 2.00 g of carbon from 50.0 C to 80.0 C is 42.6 J. The specific heat capacity of this sample of carbon is a) 0.710 J/g C b) 639 J/g C c) 0.355 J/g C d) 1.42 J/g C 9. Which of the following describes a chemical property of gold? A) Gold is a yellow metal b) Gold is an inert (nonreactive) metal c) Gold is a soft metal d) Gold is a good conductor of heat and electricity 10. Which of the following elements is most similar to chlorine? A) H b) He c) Na d) Br 11. How many significant figures are in the number 0.087010? A) 4 b) 5 c) 6 d) 7 12. Which of the following involves a chemical change in a barber shop? A) cutting hair b) washing hair c) drying hair d) bleaching hair 13. Which of the following elements is an alkaline earth metal?