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Show transcribed image text MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) If 1.4% of the mass of a human body is calcium, how many kilograms of calcium are there in a 1) 165 pound man? A)5.1 × 102 kg Ca B)5.1 kgCa C) 1.0 kg Ca D)1.0×102 kg Ca 2) A person is 1.721 yards tall. How tall is he in em? 2) 24.39 m D) 01214 cm ) 4 371 cm A) 1574 cnm B) 13.11 cm 4.371 cm 3) The outside air temperature is 40°F, what is the temperature in Kelvin? 3) A) 277 K B) 377 K C) 313 K D) 281 K 4) Convert 90 cm3 to m3 4) A) 9 × 10-5 m3 B) 9 x 10-1 m3 C)9×107 m3 D) 9 x 103 m3 5) Which of the following is the smallest volume? 5) A) 5.0 x 107 nL B)2.8 × 103 mL C)11cm3 D) 0.065 dL 6) Sodium belongs to the group of the periodic table. 6) A) transition element C) alkali metal B) noble gas D) nonmetal 7) Calculate the mass (in g) of 2.1 1024 atoms of w 7) A)6.4×102 g B)3.2 × 102 g C)39×102 g D) 1.5 × 102 g E) 2.4 × 102 g 8) Calculate the atomic mass of element "X', if it has 2 naturally occurring isotopes with the 8) following masses and natural abundances: X-45 X-47 44.8776 amu 46.9443 amu 32.88% 67.12% A) 45.91 amu B) 46.34 amu C) 46.84 amu D) 46.26 amu 9) Determine the number of protons, neutrons, and electrons in the following: E) 44.99 amu 9) 65 29 A) pt-29 n-36 e-36 B) pt 36 -36 -29 C)p"-29 n°-29 『-36 D) p*-29 n-36 e-29 E) pt-36 n-9 e-36 10) 10) How many gold atoms are contained in 3.75 moles of gold? A) 2.26 1024 gold atoms B) 1.23 1024 gold atoms C) 2.26 1023 gold atoms D) 6.50 1025 gold atoms E) 9.03 x 1025 gold atoms
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) If 1.4% of the mass of a human body is calcium, how many kilograms of calcium are there in a 1) 165 pound man? A)5.1 × 102 kg Ca B)5.1 kgCa C) 1.0 kg Ca D)1.0×102 kg Ca 2) A person is 1.721 yards tall. How tall is he in em? 2) 24.39 m D) 01214 cm ) 4 371 cm A) 1574 cnm B) 13.11 cm 4.371 cm 3) The outside air temperature is 40°F, what is the temperature in Kelvin? 3) A) 277 K B) 377 K C) 313 K D) 281 K 4) Convert 90 cm3 to m3 4) A) 9 × 10-5 m3 B) 9 x 10-1 m3 C)9×107 m3 D) 9 x 103 m3 5) Which of the following is the smallest volume? 5) A) 5.0 x 107 nL B)2.8 × 103 mL C)11cm3 D) 0.065 dL 6) Sodium belongs to the group of the periodic table. 6) A) transition element C) alkali metal B) noble gas D) nonmetal 7) Calculate the mass (in g) of 2.1 1024 atoms of w 7) A)6.4×102 g B)3.2 × 102 g C)39×102 g D) 1.5 × 102 g E) 2.4 × 102 g 8) Calculate the atomic mass of element "X', if it has 2 naturally occurring isotopes with the 8) following masses and natural abundances: X-45 X-47 44.8776 amu 46.9443 amu 32.88% 67.12% A) 45.91 amu B) 46.34 amu C) 46.84 amu D) 46.26 amu 9) Determine the number of protons, neutrons, and electrons in the following: E) 44.99 amu 9) 65 29 A) pt-29 n-36 e-36 B) pt 36 -36 -29 C)p"-29 n°-29 『-36 D) p*-29 n-36 e-29 E) pt-36 n-9 e-36 10) 10) How many gold atoms are contained in 3.75 moles of gold? A) 2.26 1024 gold atoms B) 1.23 1024 gold atoms C) 2.26 1023 gold atoms D) 6.50 1025 gold atoms E) 9.03 x 1025 gold atoms
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