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Chemistry > Science Test - Oct. 5 > Flashcards

Science Test - Oct. 5 Flashcards

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1
Q

What is Matter

A

Anything that has mass and takes up space

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2
Q

What is a pure substance

A

Contains only one type of particle and has constant properties, can’t be separtated by physical means

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3
Q

What is a mixture

A

contains two or more types of matter and each keeps it’s own properties, can be separatd by physical means

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4
Q

What is an element

A

Made up of only one type of atom, can’t be broken down by chemical means

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5
Q

What is a compound

A

Made up of two or more types of atoms bonded together

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6
Q

What is a homogenious mixure

A

Some parts that make this mixture up are invisible

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7
Q

What is a heterogeneous mixture

A

Two or more parts that make this mixture up are visible

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8
Q

Define HHPS

A

Hazardous Household Product Symbols

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9
Q

Define WHIMIS

A

Workplace Hazardous Materials Information System

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10
Q

Define particle

A

A small form of matter that can be described by chemical properties

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11
Q

Define physical property

A

A characteristic of a substance that can be observed and measured without changes the identity of the substance

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12
Q

Define chemical property

A

A chemical property is any of a material’s properties that becomes evident during, or after, a chemical reaction

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13
Q

Define physical change

A

A usually reversible change in the physical properties of a substance, as size or shape

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14
Q

Define chemical change

A

A usually irreversible chemical reaction involving the rearrangement of the atoms of one or more substances and a change in their chemical properties or composition, resulting in the formation of at least one new substance:

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15
Q

In HHPS, what tells you the type of danger

A

The picture

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16
Q

In HHPS, what tells you if the container or the contests are dangerous

A

The frame

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17
Q

In HHPS, if the frame is in the shape of a stop sign, what does that mean

A

The contents of the container are dangerous

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18
Q

In HHPS, what does an upside down triangle mean

A

The container itself is dangerous

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19
Q

In HHPS, what does caution mean

A

Temporary injury may occur - and in cases of extreme exposure, possibly death

20
Q

In HHPS, what does danger mean

A

The item may cause temporary or permaent injury or death

21
Q

In HHPS, what does extreme danger mean

A

Exposure to very low quantities may cause death or temporary/permanent injury

22
Q

What are the arrangment on particles on solids

A

Close together, regular pattern

23
Q

What are the arrangment on particles on liquids

A

Close together, random arrangements

24
Q

What are the arrangment on particles on gases

A

Far apart, random arragment

25
Q

How does a solid become a liquid

A

With temperture

26
Q

How does temperture affect particle behaviour

A

The hotter the particles are, the faster they move

27
Q

What is reactivity with water

A

The ability of a substace to react with water and form a gas

28
Q

What is reactivity with oxygen

A

The ability of a substance to react with oxygen forming an oxide

29
Q

What is reactivity with acids

A

Describes the ability of a substance to react with acid and produce a gas or other change

30
Q

What is combusibility

A

The ability of a substance to react rapidly with oxygen (burn) to produce oxides

31
Q

What is stability

A

Resists breaking down

32
Q

What is toxicity

A

Ability to cause harmful effects on plants and animals, measured by lethal dose to kill 50% of a population

33
Q

What is a qualitative property

A

It can be obseved with senses

34
Q

What is a quantitative property

A

It ‘s observation involves measurment

35
Q

What are the qualititative physical properties of matter

A

Colour, clarity, state, texture, lustre, malleability, shape(?), and ductility

36
Q

What are the quantitative physical properties of matter

A

Solubility, density, boiling point, melting point, hardness, conductivity

37
Q

What are the four clues of a chemical change

A

Bubbling, new colour/colour change, solid formation, light production

38
Q

Properties - What is malleability

A

Is it flexible

39
Q

Properties - What is clarity

A

Is it transparent, translucent, or opaqe?

40
Q

Properties - What is ductility

A

The ability to be pulled into a wire

41
Q

Properties - What is solubility

A

the ability of a substance, the solute, to form a solution with another substance, the solvent.

42
Q

Properties - What is density

A

The amount of particles in a space

43
Q

Properties - What is conductvity

A

Ability for electicity to flow

44
Q

Properties - What is viscosity

A

The resistance to flow

45
Q

What are all of the chemical properties

A

Reactivity with water, reactivity with oxygen, reactivity with acids, combusibility, stability, and toxicity

Chemistry (4 decks)

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