Significant Figures Packet

Write in Scientific Notation 600 = 6 x 102 0.8503 = 8.503 x 10-1 26 x 10-4 = 2.6 x 10-3 90004 = 9.0004 x 104 526.89 = 5.2689 x 102 9.42 = 9.42 x 100 100000 = 1 x 105 0.51 x 10-3 = 5.1 x 10-4 45877.99 = 4.587799 x 104 0.00004 = 4 x 10-5

Adding & Subtracting. Dividing in Scientific in Scientific Notation Adding & Subtracting Dividing in Scientific in Scientific Notation Notation = 6.9 x 10-3 = 8.7 x 10-8 = 2 x 102 = 3.5 = 8.71 x 102 = 7.11 x 105 = 5.5 x 106 = 2.4 x 104 = -6 x 103 = 8.8 x 107

Multiplying in Dimensional Analysis Scientific Notation 10,000 sec 0.0035 cg 12 lbs 90. in 11,000 hr 20 x 1023 4.2 moles 100 L 4.46 moles 1.3 x 1024 190 L 7.5 L = 7.3 x 107 = 1.471 x 108 = 5 x 1010 = 1.1 x 108 = 4.9 x 1011

Factor Labeling Metric Conversions (I) 1,360 J 3.376 Kg 65.69 mm 120. Kpa 72.96 mm 8.026 Km 2.50 x 105 8,931,000 mm 54.74 m 0.839 atm 460.7 cm 0.001601 Kg 28,500 mL 625,000 mg 2,226 mg 30,300 cal 1,027 m 8,557,000 mg 3.05 mL 355,000 mg 4,616 mg 1.50 atm 0.03006 Km 3,901,000 mg 571 K 57.32 mm 436.2 cm -40. °C 4,838 mL 0.005723 Kg

Metric Conversion (J) Percent Error 4,657 mL 8.242 g 1) 4.0% 885.4 cm 6,958,000 mg 2) 13% 1.13 m 479 g 3) 7.5% 68.69 mm 8.395 g 4) 9.9% 2.327 L 636.6 cm 5) 5.03% 0.002877 Km 293.5 cm 6) 3.0% 69.21 m 7,159 m 6.996 m 1,094,000 mm 0.004652 Km 6,204 g 665 mL 77.66 mm

Density Solid exception ice 4.2 g/mL 7,650 mL 280 g 160 mL 1.3 g/mL 10. No, density = 6.0 g/mL 11. 2.7 g/mL 12. Aluminum 13. Nitrogen 14. 3.0 g/mL 15. Scandium