CHM 130 Lecture Day 2 v Dimensional Analysis

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CHM 130 Lecture Day 2 v. Dimensional Analysis v. Metric Conversions Ø Ø Units

CHM 130 Lecture Day 2 v. Dimensional Analysis v. Metric Conversions Ø Ø Units of Measure Metric/Metric Conversions English/Metric Conversions Metric/English Conversion v Temperature Scales ØFahrenheit ØCelsius ØKelvin ØTemperature Conversions

Dimensional Analysis v. Gasoline is $3. 50 per gallon. Calculate the amount of gas

Dimensional Analysis v. Gasoline is $3. 50 per gallon. Calculate the amount of gas that can be purchased with $50. 00 What is given? ? _____ What is the unknown? ? _____ What is the conversion factor? ? _______ Set up the problem

Metric Conversions Units of Measure Powers of 10 http: //www. wordwizz. com/pages/10 exp 25.

Metric Conversions Units of Measure Powers of 10 http: //www. wordwizz. com/pages/10 exp 25. htm

http: //www. unc. edu/~rowlett/units/prefixes. html tera- (T-) 1012 1 trillion giga- (G-) 109 1

http: //www. unc. edu/~rowlett/units/prefixes. html tera- (T-) 1012 1 trillion giga- (G-) 109 1 billion mega- (M-) 106 1 million kilo- (k-) 103 1 thousand hecto- (h-) 102 1 hundred deka- (da-) 101 ten Unit of measure deci- (d-)10 -1 1 tenth centi- (c-)10 -2 1 hundredth milli- (m-)10 -3 1 thousandth micro- (µ-)10 -6 1 millionth nano- (n-)10 -9 1 billionth pico- (p-)10 -12 1 trillionth femto- (f-)10 -15 1 quadrillionth

kilo- (k-) 103 hecto- (h-) 102 deka- (da-) 101 1 thousand 1 hundred ten

kilo- (k-) 103 hecto- (h-) 102 deka- (da-) 101 1 thousand 1 hundred ten gram (g) Unit of measure meter (m) liter (L) deci- (d-)10 -1 centi- (c-)10 -2 milli- (m-)10 -3 1 tenth 1 hundredth 1 thousandth

Metric/Metric Conversions

Metric/Metric Conversions

$1000 $10 $1 kilo K hecto h deca da Unit of measure gram (g)

$1000 $10 $1 kilo K hecto h deca da Unit of measure gram (g) Liter (L) meter (m) kg hg dag k. L h. L km hm 10 cents 1 cent deci d centi c milli m g dg cg mg da. L L d. L c. L m. L dam m dm cm mm

English/Metric Conversion Metric/English Conversion 2. 54 cm = 1 inch 946 m. L =

English/Metric Conversion Metric/English Conversion 2. 54 cm = 1 inch 946 m. L = 1 quart 454 grams = 1 pound

The distance from Mesa to Tucson is about 120 miles. Calculate the distance from

The distance from Mesa to Tucson is about 120 miles. Calculate the distance from Mesa to Tucson in kilometers. (Use 2. 54 cm per 1 inch)

Temperature Scales Fahrenheit Celsius Kelvin

Temperature Scales Fahrenheit Celsius Kelvin

Temperature Conversions 1. Celsius to Kelvin or Kelvin to Celsius

Temperature Conversions 1. Celsius to Kelvin or Kelvin to Celsius

Temperature Conversions- Formula 1. Celsius to Fahrenheit or Fahrenheit to Celsius o. C o.

Temperature Conversions- Formula 1. Celsius to Fahrenheit or Fahrenheit to Celsius o. C o. F = 5 (o. F-32) 9 = 9 o. C + 32 5

Temperature Conversions- 40 Method A. Celsius to Fahrenheit or Fahrenheit to Celsius 100 o.

Temperature Conversions- 40 Method A. Celsius to Fahrenheit or Fahrenheit to Celsius 100 o. C to o. F 1. Add 40 2. Multiply or divide by 1. 8 3. Subtract 40 32 o. F to o. C