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Anatomy and Physiology 1 > chemistry - unit 1 > Flashcards

chemistry - unit 1 Flashcards

1
Q

A substance that is dissolved in a solution

A

solute

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2
Q

water fearing

A

hydrophobic

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3
Q

compound that forms hydroxide ions (OH-) in a solution

A

bases

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4
Q

A combination of two or more substances that are not chemically combined

A

mixture

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5
Q

a mixture in which the composition is not uniform throughout

A

heterogeneous mixture

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6
Q

a mixture that forms when one substance dissolves another

A

solution

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7
Q

substances that do not readily dissolve into true solutions. a cross between solution and suspension.

A

colloids

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8
Q

carbon-based molecules

A

organic molecules

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9
Q

scale with values from 0 to 14, used to measure the concentration of H+ ions in a solution

A

pH scale

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10
Q

pH greater than 7 on pH scale

A

basic

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11
Q

Basic unit of matter

A

atom

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12
Q

protons, neutrons, electrons

A

3 particles of an atom

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13
Q

Positively charged particles

A

proton

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14
Q

neutral charge particles

A

neutron

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15
Q

negatively charged particles

A

electron

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16
Q

a molecule composed of one kind of atom that cant be broken down. Several different types are found in nature.

A

elements

17
Q

number of ___ in an atom defines the element

A

protons

18
Q

charged atom. has an unequal number of protons and atoms

A

ions

19
Q

2 types of ions

A

cation, anion

20
Q

anion

A

a negatively charged ion

21
Q

cation

A

a positively charged ion

22
Q

two or more atoms bonded of the same element

A

molecule

23
Q

molecules that contain more than one element

A

compounds

24
Q

a chemical bond resulting from the attraction between oppositely charged ions.

A

ionic bond

25
Q

known for having ionic bonds

A

salts

26
Q

a chemical bond formed when two atoms share electrons

A

covalent bond

27
Q

a covalent bond in which the electrons are shared equally by the two atoms

A

nonpolar covalent bond

28
Q

a covalent bond in which electrons are not shared equally

A

polar covalent bond

29
Q

a mixture in which the composition is uniform throughout

A

homogeneous mixture

30
Q

in a solution, the substance in which the solute dissolves

A

solvent

31
Q

a heterogeneous mixture where components are distributed evenly temporarily

A

suspensions

32
Q

water loving

A

hydrophillic

33
Q

non-carbon based molecules

A

inorganic molecules

34
Q

___ molecules are abundent in living things

A

organic

35
Q

pH less than 7 on pH scale

A

acid

36
Q

compound that forms hydrogen ions (H+) in a solution

A

acid

37
Q

the making and breaking of chemical bonds

A

chemical reactions

38
Q

A starting material in a chemical reaction

A

reactants

39
Q

elements or compounds produced by a chemical reaction

A

products

Anatomy and Physiology 1 (19 decks)

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