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D, m, & V Practice Problems

D, m, & V Practice Problems. Pg. 56, #1-9. Answers. 1. D = 16.52 g ÷ 2.26 cm 3 D = 7.31 g/cm 3 2. D = 163 g ÷ 50.0 cm 3 D = 3.26 g/cm 3 3. D = 0.36 g ÷ 2500 cm 3 D = 1.4 x 10 -4 g/cm 3 Because the density is so low, the substance is a gas. Answers. 4 . D = 75.5 g ÷ 6.7 cm 3

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D, m, & V Practice Problems

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  1. D, m, & V Practice Problems Pg. 56, #1-9

  2. Answers 1. D = 16.52 g ÷ 2.26 cm3 D = 7.31 g/cm3 2. D = 163 g ÷ 50.0 cm3 D = 3.26 g/cm3 3. D = 0.36 g ÷ 2500 cm3 D = 1.4 x 10-4 g/cm3 Because the density is so low, the substance is a gas.

  3. Answers 4. D = 75.5 g ÷ 6.7 cm3 D = 11 g/cm3 The element is lead. 5. D = 83.75 g ÷ 125 cm3 D = 0.670 g/cm3 6. m = 8 g/cm3 x 64 cm3 m = 500 g

  4. Answers 7. m = 0.5 g/cm3 x 800 cm3 m = 400 g 8. V = 325 g ÷ 9 g/cm3 V = 36 cm3 9. V = 0.10 g ÷ 3.5 g/cm3 V = 0.029 cm3

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