33. Which of the following is a heterogeneous mixture? A) sugar in water B)NaCl

Question

33. Which of the following is a heterogeneous mixture? A) sugar in water B)NaCl in water C) sand in water D) bronze E) vinegar 34. Which of the following is an element? A Cr B) NO C) CO D) NH E) SO 35. How thick is a piece of gold foil that measures 5 cm on each side and has a mass of 3.87 g? The density ofgold is 19.32 gem, (d=m/V) A) 0.16 mm B) 0.08 mm C) 0.04 mm D) 0.02 mm E) 0.01 mm 36. The peak mount Hunter in Alaska State has an elevation of 4.442 Km. what is this altitude in feet? (1 mi 5280 ft = 1.609 km) A) 18, 345 ft B) 16,158 ft C) 14,577 ft D) 12,615 ft E) 10,960 ft 37. Which of the following is a high-energy particle with a positive charge? A)? B) C)neutron D)proton E)neutrino 38. Arsenic is best described as a A) Metal B) nonmetal C) metalloid D) novel gas E) Transition metal 39. How many unpaired electrons are in Cl

Explanation / Answer

Answer 33) C) Sand in water. Sand is insoluble in water and rest of the other are homogeneous mixtures

Answer 34) A) Cr. Cr is an element. others are molecules consists of two different elements

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