32. Iron filings in water can be separated by: A) crystallization B) acidificati

Question

32. Iron filings in water can be separated by: A) crystallization B) acidification C) sublimation D)deposition E) filtration 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) CO2 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 of gold is 19.32 g/cm. (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 39. How many unpaired electrons are in CI D) novel gas E) Transition metal

Explanation / Answer

32. Actually the iron filling can be separated using the magnet.

But here Iron filings in water can be separated by filtration.

Hence answer is E.

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