2.3 Combining Matter

Madeline Joslyn · 46回閲覧 · 25問 · 1年前

通報

問題一覧

What is the general term for 2 or more atoms bonded together?

molecule

What is a specific molecule that has two or more DIFFERENT kinds of atoms bonded together?

compound

What is an example of a compound?

C6H12O6

Molecules with only one type of atom (H2 or O2) are just called _______?

molecules

Most matter exists as ________: two or more components that are physically intermixed

mixtures

What are the three basic types of mixtures?

solutions, colloids, and suspensions

What is an example of a solution?

mineral water

What is an example of a colloid?

jello

What is an example of a suspension?

blood

Solute particles are very thin, do not settle out or scatter light

solution

Solute particles are larger than in a solution and scatter light; but also do not settle out

colloid

Solute particles are very large, settle out, and may scatter light

suspension

Solutions are ________ mixtures, meaning particles are evenly distributed throughout

homogenous

What is a substance present in greatest amount?

solvent

What is the substance dissolved in a solvent?

solute

What is an example of a solvent?

water

What is an example of a solute?

glucose

_____ solutions are usually transparent

true

Most solutions in body are true solutions of gasses, liquids, or solids dissolved in water

true

Unlike compounds, mixtures do not invoked chemical binding between components

true

Mixtures cannot be separated by physical means, such as straining or filtering, compounds can be separated only by breaking their chemical bonds

false

Mixtures can be both heterogenous or homogenous

true

Compounds are only homogenous

true

______ mixtures contain large, visible solutes that do settle out

heterogenous

Blood is considered a suspension because if left in a tube, the blood cells will settle out

true

What is an example of a suspension?

mixture of water and sand

What is another name for colloids?

emulsions

Colloids are heterogenous mixtures, meaning that particles are _____ and evenly distributed throughout mixture

not

Some colloids undergo sol-gel transformations

true

Cytosol or cell is also a sol-gel type solution

true

_______ is the number of moles of solute per liter of solvent (water)

molarity

1 mole of any substance ALWAYS contains 6.02 X 10^23 molecules of that substance

true

6.02 x 10^23 is also called what

avogadro’s number

1000 mM is equal to

1 M

1 mole of a compound is equal to its _______ ______ (sun of atomic weights) in grams

molecular weight

chapter 21

chapter 21

46回閲覧 • 25問 • 1年前

chapter 22

chapter 22

Chapter 12

Chapter 12

Chapter 13

Chapter 13

chapter 14

chapter 14

chapter 20

chapter 20

chapter 15

chapter 15

chapter 16

chapter 16

chapter 18

chapter 18

Madeline Joslyn · 29問 · 1年前

chapter 1: lecture notes

chapter 1: lecture notes

29問 • 1年前

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chapter 1: requirements for life slides

chapter 1: requirements for life slides

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Madeline Joslyn · 30問 · 1年前

Pearson practice quiz questions

Pearson practice quiz questions

30問 • 1年前

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chapter 2: chemistry and physiological

chapter 2: chemistry and physiological

22問 • 1年前

Madeline Joslyn · 23問 · 1年前

2.2 Atoms and Elements

2.2 Atoms and Elements

23問 • 1年前

Madeline Joslyn · 20問 · 1年前

Pearson practice test questions

Pearson practice test questions

20問 • 1年前

2.2 continued

2.2 continued

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2.4 chemical bonds

2.4 chemical bonds

21問 • 1年前

2.6 Inorganic compounds

2.6 Inorganic compounds

Madeline Joslyn · 15問 · 1年前

acids and bases

acids and bases

15問 • 1年前

Madeline Joslyn · 13問 · 1年前

body cavities

body cavities

13問 • 1年前

membranes in the ventral body cavity

membranes in the ventral body cavity

11 Body Systems

11 Body Systems

biomolecules

biomolecules

homeostatic control

homeostatic control

3.1

3.1

Madeline Joslyn · 17問 · 1年前

3.2

3.2

17問 • 1年前

cell junctions

cell junctions

3.3

3.3

3.4

3.4

Madeline Joslyn · 9問 · 1年前

tissues

tissues

9問 • 1年前

4.2

4.2

3.10

3.10

3.12

3.12

Madeline Joslyn · 19問 · 1年前

3.7

3.7

19問 • 1年前

connective tissue fibers

connective tissue fibers

cells in the connective tissue

cells in the connective tissue

classification of epithelia

classification of epithelia

muscle tissue

muscle tissue

nervous tissue

nervous tissue

covering and lining membranes

covering and lining membranes

Madeline Joslyn · 9問 · 1年前

tissue repair

tissue repair

9問 • 1年前

embryonic and fetal development of tissues

embryonic and fetal development of tissues

epithelium

epithelium

granular epithelia

granular epithelia

layers of the skin

layers of the skin

6.1

6.1

basic structure, types, and locations

basic structure, types, and locations

growth of cartilage

growth of cartilage

6.2 functions of bones

6.2 functions of bones

Madeline Joslyn · 21問 · 1年前

classification of bones

classification of bones

21問 • 1年前

6.5 bone development

6.5 bone development

the skeleton

the skeleton

the vertebral column

the vertebral column

7.4 The Pectoral Girdle

7.4 The Pectoral Girdle

7.5

7.5

8.1

8.1

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legs!

legs!

16問 • 1年前

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arms

arms

13問 • 1年前

cranium 1

cranium 1

6.3

6.3

Madeline Joslyn · 9問 · 1年前

skull 1

skull 1

9問 • 1年前

homeostatic imbalance - spine

homeostatic imbalance - spine

Madeline Joslyn · 19問 · 1年前

regional vertebral characteristics

regional vertebral characteristics

19問 • 1年前

regional vertebrae thoracic and lumbar

regional vertebrae thoracic and lumbar

7.3 the thoracic cage

7.3 the thoracic cage

gross anatomy

gross anatomy

miscellaneous

miscellaneous

bone markings

bone markings

bones miscellaneous

bones miscellaneous

Madeline Joslyn · 18問 · 1年前

fractures

fractures

18問 • 1年前

Madeline Joslyn · 30問 · 1年前

chapter 9: Pearson quiz

chapter 9: Pearson quiz

30問 • 1年前

muscle actions

muscle actions

muscle actions 2

muscle actions 2

chapter 9: muscular tissues!

chapter 9: muscular tissues!

muscles anterior diagram

muscles anterior diagram

muscles anterior abdomen and arms

muscles anterior abdomen and arms

anterior legs

anterior legs

muscle diagram posterior

muscle diagram posterior

Madeline Joslyn · 30問 · 1年前

chapter 10: Pearson quiz

chapter 10: Pearson quiz

30問 • 1年前

muscular tissue

muscular tissue

muscle miscellaneous

muscle miscellaneous

origins and insertions

origins and insertions

structure of a motor neuron

structure of a motor neuron