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Basic terms, units and convers
Chapter 1
38
Chemistry
Undergraduate 1
12/16/2007

Additional Chemistry Flashcards

 


 

Cards

Term

 

 

Convert liters to quarts

Definition

 

 

0.946 liters = 1 quart

 

1 liter = 1.06 quarts

Term

 

Convert grams to pounds

Definition

 

454 grams = 1 pound

Term

 

Convert meters to inches

Definition

 

1 meter = 39.37 inches

 

(10% longer than a yard)

Term

 

Convert centimeters to meters

Definition

 

100 cm = 1 meter

Term

 

Convert millimeters to centimeters

Definition

 

10 mm = 1 cm

Term

 

Convert °C to °F

Definition

 

°C = 5/9 (°F - 32°)

Term

 

Convert °C to Kelvin

Definition

 

K = °C + 273

Term

 

Convert Kelvin to °C

Definition

 

°C = K - 273

Term

 

What is the basic unit of temperature?

Definition

 

Celsius or Kelvin

 

°C or K

Term

 

What is the basic unit of distance?

Definition

 

Meter

 

Meter = 39.37 inches

Term

 

List the metric prefix order,

smaller than their base units.

Definition

Pico (p) 10-12 (trillionth)

Nano (n) 10-9 (billionth)

Micro (µ) 10-6 (millionth)

Milli (m) 10-3 (thousandth)

Centi (c) 10-2 (hundredth)

Deci (d) 10-1 (tenth)

Term

 

List the metric prefix units,

larger than their base unit.

Definition

Deka (da) 101 (ten)

Hecto (h) 102 (hundred)

Kilo (k) 103 (thousand)

Mega (M) 106 (million)

Giga (G) 109 (billion)

Tera (T) 1012 (trillion)

Term

 

Please never make messes cause darn

baby d

Definition

Pico, Nano, Micro, Milli, Centi, Deci

–Base–

Deka, Hecto, Kilo, Mega, Giga, Ters

Term

 

Pico (p)

Definition

 

10-12

 

Trillionth of base

Term

 

Micro (µ)

Definition

 

10-6

 

Millionth of base

 

.000001 meters = 1 µm

Term

 

Convert mg to grams

Definition

 

1,000 mg = 1 gram (g)

Term

 

Define exothermic

Definition

 

When a process gives off energy (gets hot).

Term

 

Define endothermic

Definition

 

When a process absorbs energy (gets cold).

Term

 

What defines a mixture?

Definition
  1.  The composition is indefinite (generally heterogeneous).
  2. The properties of the constituents are retained.
  3. The parts of the mixture react differently to changed conditions.
Term
What are the characteristics of a compound?
Definition

A compound is a distinct substance.

  1. The composition is definite (homogeneous).
  2. All parts react the same.
  3. Properties of the compound are distinct and different from the properties of the individual elements that are combined in its makeup.
Term

 

What are the characteristics of an element?

Definition

 

An element is a distinct substance.

  1. Composed of only one kind of atom.
  2. All parts are the same throughout (homogeneous).
Term

 

Define mass

Definition

 

The amount of matter in an object

(and, depending upon the gravitational force

acting on it, has a unit of weight assigned to it).

Term

 

Define matter.

 

What are the 3 states of matter?

Definition

 

Anything that occupies space and has mass.

  1. Solid: definite size and shape.
  2.  Liquid:  definite volume, but takes the shape of the container.
  3. Gas:  neither definite shape or definite volume.
Term

 

 

Kilo (k)

Definition

 

103

 

1,000 meters = 1 km

 

(thousand)

Term

 

 

Mega (M)

Definition

 

 

106

 

1,000,000 meters = 1 Mm

 

(million)

Term

 

 

Giga (G)

Definition

 

 

109

 

1,000,000,000 meters = 1 GM

 

(billion)

Term

 

 

Deci (d)

Definition

 

 

10-1

 

.1 meter = 1 dm

 

(tenth)

Term

 

 

Centi (c)

Definition

 

 

10-2

 

.01 meters = 1 cm

 

(hundredth)

Term

 

 

Milli (m)

Definition

 

 

10-3

 

.001 meters = 1 mm

 

(thousandth)

Term

 

 

Convert Joules to Calories

Definition

 

 

4.184 joules per calorie

Term

 

Convert kilograms to pounds

Definition

 

 

2.21 lbs per kg

Term

 

Convert centimeters to inches

Definition

 

 

2.54 cm per inch

Term

 

 

Convert meters to inches

Definition

 

 

0.0254 meters per inch

 

(2.54 cm / inch)

centi = 10-2

Term

 

 

What is the main unit of pressure?

Definition

 

 

Pascals (Pa)

 

101,325 Pa in 1 atomosphere

 

101.325 kPa in 1 atmosphere

Term

 

 

What is the main unit of work / energy?

Definition

 

 

Joule (J)

Term

 

 

What is the main unit of frequency?

Definition

 

 

Hertz (Hz)

 

once per second = Frequency of 1 Hz

Term

 

 

What is the main unit of mass?

Definition

 

 

Kilograms (kg)

 

Kilo = thousand

kg = 1,000 grams

Term

 

 

Convert °F to °C

Definition

 

 

°F = 9/5 °C + 32°

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