CONVERSION FACTORS



C2 Conversion factors and Practice

Length

1_Å = 1.0 x 10^-10_m = 1.0 x 10^-8_cm = 1.0 x 10^-1_nm

Area Volume

1” = 2.54_cm 1 in^2 = 6.452_cm^2 1 in^3 = 16.39_cm^3

1_ft = .3048_m 1 ft^2 = .0929_m^2 1 ft^3 = .0283_m^3

1_mi = 1.609_km 1_mi^2 = 2.590_km^2 1_gal = 3.785_l

1_mi = 5280_ft 1_arce = 4840_yd^2 1_gal = 4_qt = 8_pt = 16_cup = 128_ozfl

Mass 2_pt = 1_qt = 32_ozfl

1_lb = 16_oz = .4536_kg 2_cup = 1_pt = 16_ozfl

1_oz = 28.35_g 2_TBSP = 1_ozfl

1_ton = 2000_lb 1_TBSP = 3_tsp

1_amu = 1.6606 x 10^-27_kg 1_ozfl = 29.57_ml

Energy

1000_cal = 1_kcal = 4186.8_J = 3.968_Btu

1_eV = 1.6022 x 10^-19_J

1_MeV = 1.0 x 10^6_eV

Pressure

1_atm = 14.70_psi = 101325_Pa = 760_torr = 760_mmHg = 407.2_inH2O

Power Angle

1_Kwhr = 3.60 x 10^6_J = 860_kcal 1_rev = 360º = 2π_rad

Metric Fun

.000000001_Gm =.000001_Mm =.001_km = .01_hm = .1_dam = 1_m

1_m = 10_dm = 100_cm = 1000_mm = 1.0 x 10^6_µm = 1.0 x 10^9_nm

1_cm^3 = 1_cc = 1_ml = 20_drops of water = 1_g of water

1_mm = 1000_µm & 1_µm = 1000_nm

1_dm^3 = 1_l

Constants Time

π = 3.1416 1_yr = 365.24_day

c = 3.0E10_cm/s

LENGTH TO AREA TO VOLUME CONVERSION SCHEMA

Length m Area m2 Volume m3

Do the problems, write calculator answer, convert calculator answer into significant figures and lastly convert significant figure answer into scientific notation.

| |Problem |Calculator Answer |Sig Fig Answer |Sci Not Answer |

|1. |3.1459 + 2.5 = | | | |

|2. |3.1459 – 3.215 = | | | |

|3. |42 + 215300 = | | | |

|4. |45.15-.0012 = | | | |

|5. |981.1 – 125.1 = | | | |

|6. |1.23E10 + 1.4582E8 = | | | |

|7. |5.51E3 – 5.9E2 = | | | |

|8. |8.135E5 + 8E6 = | | | |

|9. |4.23105E-3 – 5.94E-2 = | | | |

|10. |6.021E23 + 3.12E21 = | | | |

|11. |8432_m*12.5 = | | | |

|12. |4.5_h * (3600_sec/1_h) = | | | |

|13. |61.2_m - 9.35_m + 8.6_m = | | | |

|14. |5.47_m^3 - 11_m^3 = | | | |

|15. |1.59 x 1023 / 6.24 x 1024 = | | | |

|16. |12.09* 12.1 *12.21 = | | | |

|17. |34.61_m -17.3_m = | | | |

|18. |2.11 x 1046 * 6.24 x 1023 = | | | |

|19. |4.32_cm / 1.7_cm = | | | |

|20. |38.742_kg * 0.421 = | | | |

|21. |6.03 x 1023 - 6.01 x 1022 = | | | |

|22. |350.0 ml – 200 ml = | | | |

|23. |5.63 x 104 + 3.21 x 106 = | | | |

|24. |115.4_mi*(63,360_in/1_mi) | | | |

|25. |34.61_m +17.3_m = | | | |

|26. |4.569 x 1021+ 8.31 x 1025= | | | |

|27. |6.02E23/6.051E23 | | | |

|28. |1.8 x 10^-3_m / 2.9 x 10^-2_m = | | | |

|29. |1.59 x 1023 - 6.24 x 1024 = | | | |

|30. |1.51 x 107*9.82 x 103 = | | | |

1. Convert 139_mi to meters

223698_m or 224000_m

2. Convert 1150_oz to grams

32601_g or 32600_g

3. Convert 849_Å to meters

8.49E-7 meters

4. Convert 98_in2 to centimeter squared

632.3_cm2 or 630_cm2

5. If the density of bromine is 3.12_g/ml, what is the density in g/quart?

2952.6_g/qt or 2950_g/qt

6. In using a certain gasoline, a car can travel 8.7 kilometers per liter. Express this in mi/gall. 21_mi/gal

7. A track star can run 100_meters in 10.2 seconds, convert this to miles/hour.

21.9_mph or 20_mph

8. A certain city uses an average of 7.0 million gallons of water per day. In 1 year,(365_days) how many tons of water are used?

10661254_ton or 11000000 tons

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